这里是加航关于这个coupon的详细情况:9 C* Y- E" U' t- s- Z* d9 O
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1. Valid on all Air Canada operated flights worldwide.9 {2 R9 |/ y" n" E
2. Codeshares are excluded: b p' `1 @9 A h) I* r
3. Valid on all fare types.) I3 F( v1 ^2 N* T7 t0 U
4. For travel from September 15 until December 14, 2012.# X/ q4 v3 J4 ^) O6 z
5. Book by April 29, 2012, 11:59 p.m. local time, from your city of departure.