Oh, I can tell.

[that's the answer she expected, and she's glad to break that bit of tension that she herself had introduced.]

After all, you've been observing me all night. [she giggles. that opening was right there for her, almost as if it were on purpose.] Did you want to observe me from the comfort of one of those tables? Or maybe from somewhere else?

[she doubts that'll get her far, but, well, it's the right thing to say right now.]