这里是加航关于这个coupon的详细情况: `7 f/ N3 H! C% p
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1. Valid on all Air Canada operated flights worldwide. 0 i3 B; C4 i, J6 L2. Codeshares are excluded # Q9 _% W$ A: N% X; X( q( q9 [( l' _3. Valid on all fare types.; u; L# G% _! S; }$ b' g
4. For travel from September 15 until December 14, 2012.+ w. c+ u6 a! U# {" J; h
5. Book by April 29, 2012, 11:59 p.m. local time, from your city of departure.