应用: 美团
任务: 打开美团，预定08-23日上海到昆明，08-28返回的机票。
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: CLICK
step_id: 3
action: CLICK
step_id: 4
action: CLICK
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action: CLICK
step_id: 6
action: CLICK
step_id: 7
action: CLICK
step_id: 8
action: CLICK
step_id: 9
action: CLICK
step_id: 10
action: CLICK
step_id: 11
action: CLICK
step_id: 12
action: CLICK