1. A: Can I have two apple juices, please
B: It’s not available now. You can have another one
Place: Cafeteria / Supermarket A: Customer B: Waiter / seller
Function: Polite request / Suggesting
2. A: Would you mind telling me what size shoes you take
B : 44 if possible A: Here you are
Place: Shoe shop A: Shomaker B: Customer Function: Inquiry / Giving information