b：what kind of juice would you like?
你要喝什么果汁?
a：i'll have a glass of orange juice.
我要喝桔子汁。
a：this is not what i asked for.
这不是我所点的。
b：i'm sorry. what did you want to have?
抱歉，你点什么?
i don't think this is what i ordered.
我不认为这是我所点的。
i didn't order this.
我没点这个。