你访问美国的目的是什么?
B: Business. I have a trade convention I'm attending in Chicago.
出差，我要到芝加哥去开商务会议。
A: This visa is good for two weeks. Do you intend to stay longer than that?
你的签证期限是两个星期，你打算逗留更长时间吗?
B: No, I will fly back twelve days from now.
不会，我十二天之后就要回去了。
A: What's the purpose of your trip?
你旅行的目的是什么?
B: I have come for sightseeing.
我是来观光旅游的。