Read the following conversation and answer the question.

W: May I help you,sir?

M: Yes, please. I want to buy a personal gift for my brother. He's taking a trip to South America.

W: Is he going by ship or by plane?

M: He's flying. My gift will have to be something light in weight. What can you suggest?

W: What about this leather wallet? It's made of crocodile leather.

M: My sister has already given him one. I'd like something unusual.

W: Here is a gift for the man who has everything.

M: Oh,a folding toothbrush. That's a wonderful idea. How much is it?

W: 3.

Question: What is the most probable relationship between the two speakers? 

- Friends.

- Passenger and air hostess.

- Customer and shop assistant.


Customer and shop assistant.