At a snack bar
Dad: What would you like?
Su Hai: I'm hungry. I'd like a pie.
Dad: What about you, Su Yang?
Su Yang: I'm not hungry. I'm thirsty. I'd like some orange juice.
Assistant: Sorry, there's no orange juice. Would you like some apple juice?
Su Yang: No, I don't like apple juice. Can I have some water?
Assistant: Ok. What about you, sir?
Dad: I'd like some noodles and a cup of coffee.
Assistant: Ok.
Dad: How much are they?
Assistant: Forty yuan.
Dad: Here you are.
Assistant: Thank you very much.