选项中选出能填入空白处的最佳句子补全对话。（选项中有两项是多余的）
A: Can I help you, sir?
B: Yes, I need a jacket.
A: _______________________________
B: Size L.
A: _______________________________
B: I like brown.
A: Mm, I’m sorry we haven’t got any brown jackets in that size. How about a blue one or a black one?
B: _____________________________
A: Of course.
B: Oh, it looks nice on me. I’ll take it. _________________________________
A: 5 dollars.
B: OK. Here is one hundred.
A: __________________________Your change(零钱)，please.