Checking in is pretty simple, you just need to go to the counter and say that you are checking in.

入住手续是很简单的，你只需要去柜台说你要入住就可以了。

"Hi, I am checking in." 

你好，我办理入住。

"Hi, I have a reservation and I am checking in." 

你好，我有预订，现在办理入住手续。

They will ask you for your credit card and a photo ID. They might confirm your information and you should receive your keys. Here are some questions to ask during this time. 

他们会询问你的信用卡和照片ID。他们可能会确认你的信息，然后给你房间的钥匙。在这个时候有一些问题要问。

"Where is the elevator?" 

电梯在哪里？

"Do you have concierge service here?" 

这里有礼宾服务吗？

"Do you have a map of the city?"  

你们有这个城市的地图吗？

"What time should I check out by?" 

我应该什么时候退房？

"What time is check out?" 

什么时候退房？

Checking out is just as simple. You go to the counter and say,"I am checking out."At this time, you should return the keys. They might ask you to sign something or ask you if the credit card on file is ok to charge.

退房同样简单。你去柜台然后说“我要退房”。这个时候，你需要归还钥匙。他们可能会叫你签一些东西，或者问你登记的信用卡是否可以付款。

"Should we charge the credit card on file or did you want to use a different card?" 

我们是用登记的信用卡付款，还是用另一张卡？

"Your credit card will be charged a total of $256.78. Can you sign on the bottom?" 

你的信用卡将被收取256.78美元，你能在底部签名吗？

"Thank you for staying with us. We look forward to seeing you again." 

谢谢您的入住，我们期待着再次见到您。