hi, how much for the round trip (back and forth), Beijing -Edmonton, within 6 months? 7 m% d% K7 a+ V& k6 ~: [' G t$ u. D0 ]# d, Q
how much for 1 year open airplane ticket? $ Z# B7 U3 p4 u$ B- N8 }: z % T2 A# M, i+ }' c2 F, r. oThank you for your information.