Clerk: Good evening. May I help you?
接待员：晚上好，我能帮您忙吗？

Guest: Yes. I would like to book a table for 2 at 7:30 tomorrow evening.
顾客：是的，我想订一张明晚7点30分的双人桌。

Clerk: I am sorry; there are so many travelers that all out tables have been booked on that day.
接待员：抱歉，现在的游客太多了，我们那天的桌子都预订满了。

Guest: In that case, please put my name in your waiting list. We know you are quite a good restaurant.
顾客：那样的话，请把我的名字列到候补名单中，我们知道你们这是家很棒的餐厅，

Clerk: Thank you sir. We will phone you as soon as we have a vacant table.
接待员：谢谢您先生。一有空桌子我们会立即给您打电话的。

Notes:
restaurant n.饭店
vacant  adj.空的