据对话内容，在方框中选择正确的答案补全对话。（每小题2分，共10分）

A.Could I take a message? B. Please give me your phone number. C What’s wrong with you? D He isn’t here right now. E.Wait a minute, please. F. Can I leave my telephone number for you?

A:Hello! May I speak to Mr smith？
B:I’m sorry.　_　.I think he’ll be back in an hour.　 _　.
A:That’s very kind of you. I’d like him to come to my birthday party. _ 
B: Ok ._ _　! I’ll go and got a pen and a piece of paper.Ok.　__　.
A: 5697846．My name is liu wei.
B All right. I’ll tell him to call you back.