one audult: 6 i% x3 K$ {% d . Q2 `# T Z% }0 U; B; @" WApril 3, from Edmonton to Shanghai# l' p$ d b6 Y) z! e7 y0 H
April 13 back from Beijing to Edmonton( C+ w( }4 X" l& E
8 y; G; r7 y" K3 X. WAny airlines, via any city( including USA cities)2 B C: ?0 K/ }( u
9 Z4 d$ U7 l# p/ `6 V; _what is the best deal?7 ]4 ]9 U, M; @' }