A: Hello, what can I do for you?
B: Yes, I'd like to buy 3 bottles of whiskey.
A: I'm sorry but you are only allowed to buy 1.5 liters of liquor.
B: What a shame. OK. I'd like to buy one bottle.
A: Would you be interested in our perfumes and cigarettes?
B: Sure. Let me look at this perfume. Can I smell it?
A: No problem.
B: This is pretty good. How much is it?
A: It is $45.
B: OK. I'll take it. I'd like to have a look at the cigarettes.
A: Here are the cigarettes.
B: How much is a carton of Camel Filter Cigarettes?
A: It is $27.9.
B: Good. I will take a carton.
A: Would you like to see anything else?
B: No, that would be all. How much are they?
A: $110.9. What is your flight number and your destination?
B: The flight number is CA117 and I'm going to Beijing.
A: OK. Here's your receipt. Items you bought will be sealed in a bag and given to you when you are on the plane.
B: Thank you.
