A: Good evening, miss. Do you want me to show you anything? 

晚上好，小姐。要我拿点什么给您看看吗? 

B: Yes. I'm looking for a diamond ring. 

是的，我想买一个钻石戒指。 

A: What kind do you have in mind? 

您想买什么样的？ 

B: I'm not so sure. Do you have some good recommendations？

我还拿不定，你有什么好的介绍。 

A: Just a moment, how about this one. you may try it on. 

请稍候，这个怎么样，您不妨戴上试一试。 

B: Thank you. This fits me perfectly. l'll take it.

谢谢，这个非常适合，我买了。