Waitress：
What would you like to drink, sir?
先生，要喝点儿什么?
John：
I'd like some tea. What kinds of tea do you have?
喝茶吧。你们这儿都有什么茶?
Waitress：
We have black tea, green tea and Wulong tea. Which kind would you like to order?
有红茶，绿茶还有乌龙茶等等。您要喝哪种?
John：
I don't know. What would you recommend?
我也不知道，你给我推荐一下吧。
Waitress：
I suggest you to have some green tea. Green tea has a cooler flavor, suitable to drink during the summer.
我建议您喝点儿绿茶。绿茶性凉，适合夏天喝。
John：
What green tea do you have then?
那你们绿茶有哪些呢?
Waitress：
Longjing, Biluochun and Huangshan Maofeng.
有龙井，碧螺春和黄山毛峰。
John：
I'd like a pot of Biluochun.
来壶碧螺春吧。