A: Excuse me, I need your assistance. B: Sure, what's up? A: I have no idea where my class is. B: Tell me which building it's in. A: My class is in the C building. B: I know where the C building is. A: Do you mind telling me where it is? B: Of course, which room number is it? A: Number 261. B: I actually have a class right around there. A: Can you please show me? B: I can do that.