11 We waited for John in the lobby of the airport. 

我们在机场的大厅里等约翰。 

12 I’d like to buy an excursion pass instead. 

我要买一张优待票代替。 

13 I’d like a refund on this ticket. 

14 I’d like to have a seat by the window. 

我要一个靠窗的座位。 

15 You have to change at Chicago Station. 

你必须要在芝加哥站转车。 

16 We have only one a day for New York. 

到纽约的一天只有一班。 

17 Sorry, they are already full. 

抱歉，全部满了。 

18 I’d like to reserve a seat to New York. 

我要预订一个座位去纽约。 

19 The flight number is AK708 on September 5th. 
班机号码是9月5日AK708。 

20 There’s a ten thirty flight in the morning.