"What? Yeah. Yes, I'm okay. Pssh. I'm cool." Kate was, indeed, mostly 'cool.' There was alcohol making her a little stupid, and the room was warm, and he'd been talking about other girls he'd been dating, and they were just friends. It was fine. Cool as a cucumber. (Only, not really.)
"Yeah, no, family, I get it." She nodded. Insisted. Then was relieved when he went on.