A: Hey, can I get a ride?

B: I don't know you very well.

A: We're in the same math class.

B: I know, but we're just classmates.

A: Please! My house is far away, and it's hot.

B: You can take the bus.

A: The bus doesn't come for another hour.

B: Surely you can wait.

A: No, I can't. I have to be home soon.

B: I'll drive you, but only for a price.

A: You name it.

B: Buy me dinner.