Hmm... He wanted to tell her it's okay, it's normal for humans to have a microscopic lifespan in comparison to an android's potential one, and that he's okay with that (except, not really). But the words are completely lost when Rita dangles a distraction right in front of him.

And of course he takes the bait, expression brightening as he pulls away. "Oh! I know!"

He already had an idea burning a hole in one of his memory units, though he doesn't know if Rita would like it.

"We could go to one of the bathouses together! With so many different kinds out there, I'm sure there's one for couples!"

He says nothing of the fact this idea was Lambert's (teasing) suggestion.