Pleasee answerr!!! LONG!!!!!! EASY 10 POINTS!!!?

He sounded like he was just playing along, like he felt your friend was joking with him when she said to him about him being hot and all that. It's possible that he does like you, and he did sound interested, but there's no way to be sure just from one conversation. When he said he knows you already like him, it sounds like he's aware that you have a crush on him.