这里是加航关于这个coupon的详细情况:- B3 t+ U: r# R
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1. Valid on all Air Canada operated flights worldwide.6 e( Q& [" i3 L; E7 I4 z# H V- V
2. Codeshares are excluded 9 w% L4 x1 p6 D4 K% k+ ?) R3. Valid on all fare types.: b- l4 _7 v V: K! C' m
4. For travel from September 15 until December 14, 2012. ; X" a# o) w$ G2 l5. Book by April 29, 2012, 11:59 p.m. local time, from your city of departure.