A: Hello, can I help you?
B: yes, please. I'd love to get a gift for my friend.
A: Is there anything specific you'd love to buy?
B: I'm not sure, do you have any suggestion?
A: May I know what price you are looking for?
B:Around 20 yuan.
A: In this case, here is some very cute mugs we've just got. And, we also have some nice chocolates.
B: Can I have this mug please?
A: Of course. Is there anything else for you today?
B: No, that's it.
A: So, 15 yuan is your total. Cash or credit?
B: Cash, please.
A: Here you are. Have a nice day.
B: Thanks. Your too.