hi, how much for the round trip (back and forth), Beijing -Edmonton, within 6 months? * b/ ?3 k% f- w4 g2 D* \3 ?8 z2 k/ @ ) I! o& c& @1 w' ^. w$ r2 y' ]how much for 1 year open airplane ticket? 8 f1 m3 i$ _9 O 7 M# e' B! h: E4 I. d7 ~Thank you for your information.