The giggling was actually pretty endearing in Hawke's eyes, whether it was drink-induced or not... and as much as she was getting very fond of this, she forced herself to pull away.
"I... think we should probably stop before we get too carried away," not that she would mind if they did, but she was sure Esmerelda would have enough to talk about from them simply deciding that drunken making-out was a good idea. "I really like this, though... really like you too, to be honest."