AMENDMENT NO. 25 TO NAVITAIRE HOSTED SERVICES AGREEMENT

NAVITAIRE and Customer are parties to that certain NAVITAIRE Hosted Services Agreement dated as of May 1, 2004 and amended by: (i) Amendment No. 1 dated as of January 1, 2005, (ii) Amendment No. 2 dated as of June 13, 2005, (iii) Amendment No. 3 dated as of October 1, 2005, (iv) Amendment No. 4 dated as of November 14, 2005, (v) for the avoidance of doubt, there is no Amendment No. 5, (vi) Amendment No. 6 dated as of April 5, 2006, (vii) Amendment No. 7 dated as of June 1, 2006, (viii) Amendment No. 8 dated as of June 11, 2007 (ix) Amendment No. 9 dated as of August 20, 2007; (x) Amendment No. 10 dated as of August 27, 2007; (xi) Amendment No. 11 dated as of April 24, 2008; (xii) Amendment No. 12 dated as of April 24, 2008; (xiii) Amendment No. 13 dated as of July 31, 2008; (xiv) Amendment No. 14 dated as of October 31, 2008; (xv) Amendment No. 15 dated as of October 1, 2008; (xvi) Amendment No. 16 dated as of October 1, 2009; (xvii) Amendment No. 17 dated as of February 1, 2010; (xviii) Amendment No. 18 dated as of March 15, 2010; (xix) Amendment No. 19 dated as of June 25, 2010; (xx) Amendment No. 20 dated as of November 1, 2010; (xxi) Amendment No. 21 dated as of March 1, 2011; (xxii) Amendment No. 22 dated as of February 1, 2012; (xxiii) Amendment No. 23 dated as of February 5, 2012; and (xxiv) Amendment No. 24 dated as of February 5, 2012 (the “Agreement”), pursuant to which NAVITAIRE performs Hosted Services for Customer.

Functionality. The following functionality is hereby added immediately following the table entry titled “General Features - CRS/GDS/ARS Type A/EDIFACT Connectivity” found in Section 6, New Skies by NAVITAIRE Functionality included in Hosted Reservation Services, of Exhibit A of the Agreement:

Monthly Recurring Services Fees. The following is hereby added as Note 4 of Section 1.1.3 Monthly Recurring Services Fees – Connectivity Services/Products – CRS/GDS/ARS Type A/EDIFACT  Connectivity, of Exhibit H of the Agreement:

The prices listed above are valid for [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] following the Amendment Effective Date. Following this time period, the pricing in this Section is subject to change and will be quoted upon Customer request.

Implementation Fees for the  [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Type A/EDIFACT Availability partner implementation project include up to [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] hours of implementation support including project management, operations, NAVITAIRE system training, and support personnel. [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] of the implementation fee will be billed upon Customer’s logging of the INC to implement the service and the remainder, including any additional hours to be [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] upon NAVITAIRE’s completion of the project. By logging an INC with the request to implement the service, Customer provides prior approval of additional implementation hours, which are [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]  at the rates outlined in Section 1.3, Support Fees, of Exhibit H and per the terms and conditions of the Agreement.

Implementation Fees for subsequent Type A/EDIFACT Availability partner implementation projects include up to [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] hours each of implementation support including project management, operations, NAVITAIRE system training, and support personnel. [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]  of the implementation fee will be billed upon Customer’s logging of the INC to implement the service and the remainder, including any additional hours to be [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] upon NAVITAIRE’s completion of the project. By logging an INC with the request to implement the service, Customer provides prior approval of additional implementation hours, which are [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] at the rates outlined in Section 1.3, Support Fees, of Exhibit H and per the terms and conditions of the Agreement.

Scope of Services - Marketing. The sub-section “Code-Share Distribution with Customer as Code-Share Marketing Carrier, which includes:” found in Section 2, Scope of Services, of Exhibit A of the Agreement is hereby deleted in its entirety and replaced, as follows:

Scope of Services - Operating. The sub-section “Code-Share Distribution with Customer as Code-Share Operating Carrier, which includes:” found in Section 2, Scope of Services, of Exhibit A of the Agreement is hereby deleted in its entirety and replaced, as follows:

Termination and Termination for Convenience. The unnumbered Section, Termination, referring to Individual Hosted Custom Application Messaging Services added to the Agreement ▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇▇. ▇▇ dated August 27, 2008, and Section 5.3.2, Exception for Hosted Custom Application Messaging Services, are hereby deleted and removed in their entirety from the Agreement.

Scope of Services. The reference to “Hosted Custom Application Messaging Services” found in Section 2, Scope of Services, of Exhibit A of the Agreement, is hereby deleted in its entirety and removed from the Agreement.

Functionality. The sub-sections identified by and related to Hosted Custom Application Messaging Services, found in Exhibit A, Section 6, New Skies – Hosted Reservation Services Add-On Functionality, are hereby deleted in their entirety and removed from the Agreement.

Service Level Targets. The sentence which reads “Additionally, as Messages provided in the Hosted Custom Application Messaging Services are not critical to the majority of Customer’s booking process, they will be excluded from SLA measurement and associated rebates.” found in Sub-section (c) Exceptions, of Exhibit A of the Agreement, is hereby deleted in its entirety and removed from the Agreement.

Monthly Recurring Service Fees. Section 1.1.16, Monthly Recurring Service Fees – Hosted Custom Application Messaging Services of Exhibit H of the Agreement, is hereby deleted in its entirety and removed from the Agreement.

Monthly Recurring Service Fees. The Monthly Recurring Service Fees for [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Interline Gateway [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Connectivity are added as Section 1.1.34 to Exhibit H of the Agreement, as follows:

The [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Interline Gateway [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] Connectivity implementation effort is expected to require approximately [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] hours of implementation support including NAVITAIRE operations and support personnel. Customer acknowledges that the actual implementation effort may involve more or less than the hours estimated, and agrees to pay for the actual hours billed. A project manager is not required. By logging an INC with the request to implement the service, Customer provides prior approval of the implementation hours, which will be [CONFIDENTIAL PORTION OMITTED AND FILED SEPARATELY WITH THE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT] at the rates outlined in Section 1.3, Support Fees, of Exhibit H and per the standard billing terms of the Agreement.