应用: 飞猪
任务: 打开飞猪，预定07-31日北京到杭州的机票。
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
step_id: 5
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: STOP