He's not socially awkward, he's newly podpopped and still a bit discombobulated. So that rules out 'been here long enough to know' and leaves 'time travel'.

"Aye." The fact that she's come up with that answer that quickly, however, does bring up a few questions of his own.

"Are there a lot of time travelers here, then?" He's not fiddling with whatever is in his hands any longer, but hasn't set it down, either.