将下列句子重新排序，使对话意思完整通顺。

A: I want a sports bag.

B: No, I don't like red.1 want a blue bag.

C:This is a red bag. Do you like it?

D: Twenty dollars.

E: How much is it?

F: Oh, that's a blue bag. Here you are.

G: You are welcome.

H: I'll take it. Thank you.

I: Can I help you?

J:Yes, please.

正确的顺序是:__________________________