1.l want to book a seat to New York.我想预订一张去纽约的机票。（预订机票）

2.Will you be traveling in first class or economy?您要头等舱的,还是要经济舱的?

3.l'd like to cancel my reservation to London.我想取消我预订的去伦敦的航班。（更改航班）

4.How many hours in advance should l return the ticket?我应该提前几个小时退票?

5.How much hand luggage am l allowed?随身的行李允许我带多少?

6.l'd like a window seat.我想要靠窗的座位。

7.Which gate is for the flight to New York?哪个登机口是去纽约的?

8.What's the departure time ?什么时候起飞?（办理登机手续）