•Book by August 1, 2011 11:59, from your city of departure. ; B* k, s1 `- h5 t9 y! q
•Valid for travel between July 27 and October 31, 2011 . ]8 {: I. U! g, O具体内容自己看吧1 d: L) s% A+ @0 `% m2 o) W) O* y3 A# h http://www.aircanada.com/en/offe ... t/asiadiscount.html