A: You seem a little lost.
B: I actually am lost. How could you tell?
A: The look on your face said it all.
B: Maybe you could help me.
A: I'd be happy to help.
B: I'm not sure what bus I'm supposed to take.
A: What's your destination?
B: I'm heading to Westwood.
A: I've been there several times by bus.
B: You have? What bus did you take?
A: The Line 720 takes you directly there.
B: Where is the stop for that bus?
A: Right at the corner over there.
B: Thank you very much.