hi, how much for the round trip (back and forth), Beijing -Edmonton, within 6 months?+ c0 g& ^+ \; w# A2 }3 T
) ?, ]6 g* Y9 p4 f2 ?2 m' ` p& @how much for 1 year open airplane ticket? % Z, l' j I3 g$ D
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Thank you for your information.