向其问好:
Good morning/afternoon/evening.

我能为你做点什么?
What can I do for you?

你们有几个人?
How many people you are?(这句我不敢肯定完全正确,
只是以前和外国人这样说,他们能明白)

想尝试一下新产品...吗?
We have new food now,do you want to have a try?

您的餐点金额为..元.
The total is ....yuan.或者It costs ...元.
或者...yuan, thank you!

谢谢您的光临,再见.
Thanks for your coming,see you next time.


这是餐厅嗫常用的英文对话!(中英对照的,可以看看:)

Head Waiter:Good evening,sir.Do you have a reservation,sir?
Customer:I am afraid not.
H.W:Just a moment,please.
H.W:I'm very sorry,we're full now.Would you mind waiting about ten minutes,sir?
C:No,I don't mind.
H.W:Here is the chair,sir.
C:Thank you.
H.W:I'm very sorry to have kept you waiting,sir.
C:Okay?Thank you.
H.W:This way,please.
C:Thank you.
中文：
领班服务员：晚上好，先生，你有预订桌位吗，先生？
顾客：我恐怕没有。
请等一会儿。
非常抱歉，我们现在客满了，你介意等10分钟吗？
不，我不介意。
这里有椅子，先生。
谢谢你。
我很抱歉让你久等了，先生。
好了吗？谢谢你。
请走这边。
谢谢你。