English Conversation Practice - Exchanging a Sweater

Store Clerk: May I help you?
Customer: Yes. I would like to exchange this sweater for another size.
Store clerk: What size do you need?
Customer: I need a large.
Store clerk: Let me see if we have any more.
Customer: Ok. Thank you.
Store clerk: We only have one more in stock.
Customer: Great! I will take it.
Store clerk: Would you like to look at anything else?
Customer: No, thank you. I would just like to exchange the sweater, please.

1. What does the customer want to do?
Return a sweater
Exchange a sweater
Purchase another sweater
Receive a discount

2. What size does the customer need?
Small
Medium
Large
Extra large

3. How many more sweaters in the customer's size do they have in stock?
One
Two
Three
None

4. What else does the customer buy?
Pants
Shoes
T-shirt
Nothing else