Book by February 22, 2011, midnight, from city of departure.% D; \0 X; h( \: o# n8 M
Valid for departures from February 22 to May 31, 2011. + F" H! s- J5 q
All travel must be completed by May 31, 2011. 7 v7 W4 Q% v6 V, p4 n0 B. b) _Valid only on Air Canada operated flights (codeshare flights are excluded).