Guest: I want a doggy bag, waiter.
顾客：服务员，我想要个打包袋。

Waiter: Sure. How do you like your meal today?
服务员：好的，你们毫欢今天的饭菜吗？

Guest: Quite good. It was the most wonderful dinner I have ever had.
顾客：相当不错，这是我吃过的最好吃的一顿饭了。
服
Waiter: I am glad you like it. Welcome next time.
务员：很高兴您毫欢。欢迎下次再来。

Notes:
doggy bag 打包袋