That. That was a fucking lot to take in. By the time she was done talking, Boo had pretty much polished off his coffee. She wanted him to... Answer now?
"Listen, isn't there any way I could... I don't know, think about this? You're asking me to make a life changing decision over coffee." It was a little ridiculous if you asked him, and she had, so he was telling her. "Why don't you slow this down a little?" If she wanted a split second decision, she probably should have asked him for drinks instead of coffee.