I want a package deal including airfare and hotel.
我需要一个成套服务，包括机票和住宿。

I'd like to change this ticket to the first class.
我想把这张票换成头等车。

I'd like to reserve a sleeper to Chicago.
我要预订去芝加哥的卧铺。

I won't check this baggage
这件行李我不托运。

I'd like to sit in the front of the plane.
我想坐在飞机前排。

I missed my train.
我没赶上车。

I haven't nothing to declare.
我没申报的东西。

It's all personal effects.
这些东西都是私人用品。

I'll pick up ticket at the airport counter.
我会在机场柜台拿机票。

I'd like two seats on today's northwest flight 7 to Detroit, please.
我想订两张今天西北航空7班次到底特律的机票。

We waited for john in the lobby of the airport.
我们在机场的大厅里等约翰。

I'd like to buy an excursion pass instead.
我要买一张优待票代替。

I'd like a refund on this ticket.
我要退这张票。

I'd like to have a seat by the window.
我要一个*窗的座位。

You have to change at Chicago station.
你必须要在芝加哥站转车。

We have only one a day for New York.
到纽约的一天只有一班。

Sorry, they are already full.
抱歉，全部满了。

I'd like to reserve a seat to New York.
我要预订一个座位去纽约。

The flight number is ak708 on September 5th.
这趟航班是9月5号的ak708。

There's a ten thirty flight in the morning.
早上10点半有班机。

I'm looking for my baggage。
我正找我的行李。

I'd like to make a reservation.
我想预订。

The sooner, the better.
越快越好。

I'd like to change my reservation.
我想变更一下我的预订。

I'd like to reconfirm my flight from London to Tokyo.
我要再确认一下我从伦敦到东京的班机。

My reservation number is 2991.
我的预约号是2991。

I made a reservation in Tokyo.
我在东京预订的。

I made reservations yesterday.
我昨天预订的。

I want to reserve a seat from Los Angeles to Tokyo.
我要预订一张从洛杉矶到东京的机票。