Shopping

Assistant: Can I help you?
Customer: Yes, please. I'm looking for a skirt.
Assistant: Here you are.
Customer: Oh, I like it. And I'm also looking for a blouse.
Assistant: What colour?
Customer: Blue, please.
Assistant: Certainly. And what size?
Customer: Small, please.
Assistant: I'm sorry, but these blouses don't come in small. I can offer you in medium.
Customer: OK. Can I try it on?
Assistant: Sure. Follow me.