我的夹克太旧了,买1个新的中号的,写与服物员的对话 急要

AS: Good morniing! What can I do for you?
CS; Good morning! My jack has got too old and I want to buy a new one.Have you got some?
AS: Oh, yes, we've just got a mass.What size do you want?
CS: The middle One.
AS; Ok. What do you think of this one?
Cs: Can I try it on?
AS: Of couse.Go ahead.
CS: M....It fits me well,but do you have brown ones?
AS; Yes, here you are.
CS: ha, it's quite suitable to me. I'll take it. How much is it?
AS: One hundred and fifty-eight RPB yuan.
CS: Could you cut off a bit the price? I'm just a student, you see.
AS: Well, You may have eight yuan cut off, no more.
CS: All right. Here is two hundred notes. And please do it up for me, will you?
AS: Ok.Here is your change.Anything else?
CS: No.thanks a lot.Goodbye!
AS: Welcome again. Goodbye!