I want an open return ticket to London for December first.
我想买一张十二月一日去伦敦的回程不定期往返票。
Good afternoon, Sir. I'd like to buy an open return ticket to London for.
下午好，先生。我想买一张十二月一日去伦敦的回程不定期的往返。
A: I'll need an economy ticket with an open return.
我要一张经济舱，回程不定的往返票。
I'll need an economy ticket with an open return.
我要一张经济舱，回程不定的往返票。
Ticket officer: Well, in that case, I suggest an open return.
那这样的话，我建议不限制回程日期的往返票。
I'll need an economy ticket with an open return.
我要经济舱，回程时间不定的往返票。
I'll need an economy ticket with an open return.
我要经济舱，回程时间不定的来回票。
This is the flight ticket for my return trip, open for 6 months.
这是我的回程机票，半年内回程。
This is the flight ticket for my return trip, open for 6 months.
这是我的回程机票，半年内回程。
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