**1.** **DEFINITIONS**Capitalized terms used herein and not otherwise defined in this Amendment will have the meaningsassigned to them in the Agreement. The terms “herein,” “hereof,” and “hereunder” and words ofsimilar import refer to this Amendment.**2.** **CONVERSION**Pursuant to the terms of Amended and Restated Letter Agreement No. 3 to the Agreement, the Buyerirrevocably, except as otherwise provided herein, exercises its right to make certain modelconversions as follows:2.1 Three (3) New A319 Aircraft with ***** are converted to three (3) Converted New A321Aircraft.2.2 Six (6) New A320 Aircraft with ***** are converted to six (6) Converted New A321 Aircraft.2.3 The model conversions described in Paragraphs 2.1 and 2.2 above shall each be known as“Amendment 7 Converted Aircraft” and any other future model conversion shall each be known as“Other Converted Aircraft”.2.4 Exhibit B to Amendment No. 6 to the Agreement is deleted in its entirety and replaced withExhibit B attached to this Amendment summarizing conversions as of the date hereof.2.5 Notwithstanding anything to the contrary in the Agreement or otherwise, the Seller herebyaccepts the model conversions described in Paragraphs 2.1 and 2.2 above.**3.** **DELIVERY SCHEDULE**3.1 The delivery schedule table set forth in Clause 9.1.1 of the Agreement is deleted in itsentirety and replaced with the delivery schedule table below between the QUOTE and theUNQUOTE:QUOTE             **Rank** ********* **Aircraft** ********* ********* **Year**1 ***** Original A321 Aircraft ***** *****  2008 2 ***** Original A321 Aircraft ***** *****  2008 3 ***** Original A321 Aircraft ***** *****  2008 4 ***** Original A321 Aircraft ***** *****  2008 5 ***** Original A321 Aircraft ***** *****  2008 6 ***** Original A321 Aircraft ***** *****  2009 7 ***** Original A321 Aircraft ***** *****  2009 8 ***** Original A321 Aircraft ***** *****  2009 9 ***** Original A321 Aircraft ***** *****  2009 10 ***** Original A321 Aircraft ***** *****  2009 11 ***** Original A321 Aircraft ***** *****  2009 12 ***** Original A321 Aircraft ***** *****  2009 13 ***** Original A321 Aircraft ***** *****  2009 ***** Confidential Treatment Requested       2/7 *PRIVILEGED AND CONFIDENTIAL*
 
 

 
             **Rank** ********* **Aircraft** ********* ********* **Year**14 ***** Converted Original A321 Aircraft ***** *****  2009 15 ***** Original A321 Aircraft ***** *****  2009 16 ***** Converted Original A321 Aircraft ***** *****  2009 17 ***** Converted Original A321 Aircraft ***** *****  2009 18 ***** Converted Original A321 Aircraft ***** *****  2009 19 ***** Original A321 Aircraft ***** *****  2009 20 ***** Converted Original A321 Aircraft ***** *****  2009 21 ***** Converted Original A320 Aircraft ***** *****  2009 22 ***** Converted Original A321 Aircraft ***** *****  2009 23 ***** Converted Original A321 Aircraft ***** *****  2009 24 ***** Converted Original A320 Aircraft ***** *****  2009 25 ***** Converted Original A321 Aircraft ***** *****  2009 26 ***** Converted Original A320 Aircraft ***** *****  2010 27 ***** Converted Original A320 Aircraft ***** *****  2010 28 ***** Converted New A321 Aircraft ***** *****  2011 29 ***** Converted New A321 Aircraft ***** *****  2011 30 ***** New A321 Aircraft ***** *****  2011 31 ***** Converted New A321 Aircraft ***** *****  2011 32 ***** Converted New A321 Aircraft ***** *****  2011 33 ***** Converted New A321 Aircraft ***** *****  2011 34 ***** Converted New A321 Aircraft ***** *****  2011 35 ***** Converted New A321 Aircraft ***** *****  2011 36 ***** New A321 Aircraft ***** *****  2011 37 ***** Converted New A321 Aircraft ***** *****  2011 38 ***** Converted New A321 Aircraft ***** *****  2011 39 ***** New A321 Aircraft ***** *****  2011 40 ***** New A320 Aircraft ***** *****  2012 41 ***** New A320 Aircraft ***** *****  2012 42 ***** New A320 Aircraft ***** *****  2012 43 ***** New A320 Aircraft ***** *****  2012 44 ***** New A320 Aircraft ***** *****  2012 45 ***** New A319 Aircraft ***** *****  2012 46 ***** New A320 Aircraft ***** *****  2012 47 ***** New A321 Aircraft ***** *****  2012 48 ***** New A320 Aircraft ***** *****  2012 49 ***** New A320 Aircraft ***** *****  2012 50 ***** New A320 Aircraft ***** *****  2012 51 ***** New A320 Aircraft ***** *****  2012 52 ***** Converted New A320 Aircraft ***** *****  2013 53 ***** Converted Original A320 Aircraft ***** *****  2013 54 ***** New A320 Aircraft ***** *****  2013 55 ***** Converted Original A320 Aircraft ***** *****  2013 56 ***** Converted Original A320 Aircraft ***** *****  2013 57 ***** Converted Original A320 Aircraft ***** *****  2013 ***** Confidential Treatment Requested       3/7 *PRIVILEGED AND CONFIDENTIAL*
 
 

 
             **Rank** ********* **Aircraft** ********* ********* **Year**58 ***** Converted Original A320 Aircraft ***** *****  2013 59 ***** Converted Original A320 Aircraft ***** *****  2013 60 ***** Converted Original A320 Aircraft ***** *****  2013 61 ***** Converted New A321 Aircraft ***** *****  2013 62 ***** Converted Original A320 Aircraft ***** *****  2013 63 ***** New A321 Aircraft ***** *****  2013 64 ***** New A321 Aircraft ***** *****  2013 65 ***** Converted Original A321 Aircraft ***** *****  2013 66 ***** Converted Original A321 Aircraft ***** *****  2013 67 ***** Converted New A321 Aircraft ***** *****  2013 68 ***** Converted New A320 Aircraft ***** *****  2014 69 ***** New A320 Aircraft ***** *****  2014 70 ***** New A320 Aircraft ***** *****  2014 71 ***** New A320 Aircraft ***** *****  2014 72 ***** New A321 Aircraft ***** *****  2014 73 ***** Converted New A320 Aircraft ***** *****  2014 74 ***** New A320 Aircraft ***** *****  2014 75 ***** Converted New A321 Aircraft ***** *****  2014 76 ***** Converted New A321 Aircraft ***** *****  2014 77 ***** Converted New A321 Aircraft ***** *****  2014 78 ***** Converted New A321 Aircraft ***** *****  2014 79 ***** New A321 Aircraft ***** *****  2014 80 ***** New A319 Aircraft ***** *****  2014 81 ***** New A320 Aircraft ***** *****  2014 82 ***** New A320 Aircraft ***** *****  2014 83 ***** New A320 Aircraft ***** *****  2014 84 ***** New A320 Aircraft ***** *****  2014 85 ***** New A321 Aircraft ***** *****  2014 86 ***** New A320 Aircraft ***** *****  2015 87 ***** New A320 Aircraft ***** *****  2015 88 ***** New A319 Aircraft ***** *****  2015 89 ***** New A320 Aircraft ***** *****  2015 90 ***** New A320 Aircraft ***** *****  2015 91 ***** New A320 Aircraft ***** *****  2015 92 ***** New A320 Aircraft ***** *****  2015 93 ***** New A320 Aircraft ***** *****  2015 94 ***** New A320 Aircraft ***** *****  2015 95 ***** New A320 Aircraft ***** *****  2015 96 ***** New A320 Aircraft ***** *****  2015 97 ***** New A321 Aircraft ***** *****  2015 UNQUOTE***** Confidential Treatment Requested       4/7 *PRIVILEGED AND CONFIDENTIAL*
 
 

 
**4.** *****4.1 Notwithstanding anything in the Agreement to the contrary the model conversion of anAmendment 7 Converted Aircraft or any Other Converted Aircraft may *****: (i) ***** (ii) *****4.2 Notwithstanding Paragraph 10.1 of Amended and Restated Letter Agreement No. 3, if the Buyer*****, (i) *****  (ii) *****  (iii) *****  (iv) *******5.** **EFFECT OF AMENDMENT**5.1 The provisions of this Amendment constitute a valid amendment to the Agreement and theAgreement will be deemed to be amended to the extent herein provided and, except asspecifically amended hereby, will continue in full force and effect in accordance with itsoriginal terms. This Amendment supersedes any previous understandings, commitments, orrepresentations whatsoever, whether oral or written, related to the subject matter of thisAmendment.5.2 Both parties agree that this Amendment will constitute an integral, nonseverable part of theAgreement, that the provisions of said Agreement are hereby incorporated herein by reference,and that this Amendment will be governed by the provisions of the Agreement, except that ifthe Agreement and this Amendment have specific provisions that are inconsistent, the specificprovisions contained in this Amendment will govern.**6.** **CONFIDENTIALITY**   This Amendment is subject to the confidentiality provisions set forth in Clause 22.7 of theAgreement.**7.** **COUNTERPARTS**   This Amendment may be signed in separate counterparts. Each counterpart, when signed anddelivered (including counterparts delivered by facsimile transmission), will be an original,and the counterparts will together constitute one and the same instrument.***** Confidential Treatment Requested       5/7 *PRIVILEGED AND CONFIDENTIAL*
 
 

 
IN WITNESS WHEREOF, these presents were entered into as of the day and year first above written.           US AIRWAYS, INC. AIRBUS S.A.S.           By: /s/ Thomas T. Weir By: /s/ Christophe Mourey         Its: Vice President and Treasurer   Its: Senior Vice President Contracts*PRIVILEGED AND CONFIDENTIAL*
 
 

 
Exhibit BConversion Schedule******PRIVILEGED AND CONFIDENTIAL*