Shop assistant: Hello, can I help you, sir? 
Man: Yes, please. I'd like to buy a shirt. 
Shop assistant: What color do you like? 
Man: I want a blue one. 
Shop assistant: How about this one? It's a new style . It's made in Guangzhou .
Man: Ok, let me try. It looks nice, but it's too big. 
Shop assistant: It doesn't matter. We have small size. How about this one? 
Man: It fits me well . I'll take it. You did a good job. 
Shop assistant: Thank you sir. Here you are. 
Man: How much is it? 
Shop assistant: Forty-five yuan. 
Man: Here the money. 
Shop assistant: Thank you. Bye .