A：Excuse me , sir, can you help me?
B: Of course, what can I do for you?
A: I want to go to….Can you tell me how to get there?
B: You can take line 1 and get off at the …station.
A: Thank you
B: You are welcome.
A：Excuse me , sir, can you help me?
B: Of course, what can I do for you?
A: I want to go to….Can you tell me how to get there?
B: You can take line 1 and get off at the …station.
A: Thank you
B: You are welcome.