He opened his mouth to counter with something, but ... decided against it. Let's take this a different route.

"I think he just dates a little more ... casually ..." Havi spoke slowly, planning his wording a little better - then he laughed. "I guess if you ran he might back off, but no promises." Jokes are funny, right? Does this situation call for humor? Ugh.

"I mean, wait-- was it just a kiss on the cheek?" He was ... a little confused about Cassidy's apparent breakdown. Havi's (unfortunately) seen Cassidy ... with other people ... maybe that was just a one-time thing?