Mike: Hi. Got a favor to ask.
John: What is it?
Mike: My car died.
John: Sorry to hear. 
John: Don't tell you want to borrow my car:0!
Mike: Actually, I'd like to:)
John: No way, man. Can't do. Even for my best friend:(
Mike: Right. No harm in trying;=)
Mike's car died. He wants to borrow John's car, but John refuses.