•Book by August 1, 2011 11:59, from your city of departure. 9 _; ~6 T& @" Z+ c' s6 J z& s/ \•Valid for travel between July 27 and October 31, 2011 9 Z7 S5 y( b4 s% e& ]# u+ y, b q具体内容自己看吧 3 z h5 V5 ]6 y. e `http://www.aircanada.com/en/offe ... t/asiadiscount.html