补充楼上的.
按顺序：
如果你带位的话：
Please follow me.
请跟我来.
What would you like to drink? 或者 Would you like anything to drink?
你想点什么饮料?
Would you like a refill?
要续杯吗?
Are you ready to order?
准备好点菜了吗?
或者
Can I take your order now?
现在可以点菜了吗?
客人正在研究菜单时可以走开：
I'll be back in a couple of minutes.
我一会儿就回来.
... is an excellent choice.
... 是一个很棒的选择.
... is our specialty.
... 是我们的特色菜.
Is there anything else I can help you with?
还有什么需要帮忙的吗?
Enjoy your meal.
请慢用.(字面意思是,“请享用你的饭菜.“)
Would you like any dessert?
你想要甜点吗?
如果你还负责收盘子的话,还有：
Can I take those plates?
我可以收掉那些盘子了吗?
Are you still working on it?
您还在吃这盘菜/食物吗?
Would you like to pack the rest?
你想将剩下的打包吗?
Yes, we do take credit card.
是,我们收信用卡.
或者,
I'm sorry, we don't take credit cards here.
对不起,我们不收信用卡.