•Book by August 1, 2011 11:59, from your city of departure. ( c f/ `6 r$ a, f- a( l•Valid for travel between July 27 and October 31, 2011 ! E2 s" B* S8 k5 m; d具体内容自己看吧8 L! B. O5 J0 l* e' n" X, ~3 ]. P4 h http://www.aircanada.com/en/offe ... t/asiadiscount.html