"It isn't very exciting. In fact, I'll probably be moving soon."

Nonetheless, he begins to steer their path in the direction of a lift.

"Have you ever seen a movie set on a sailing ship?"

It occurs to him that maybe she's never seen a movie at all -- or not many, at least. That might set them about even, if they hadn't been almost inescapable in his world. He's seen things, but less than people would expect, because he'd have been a hopeless detective if he'd been that ignorant of the culture around him... people don't act in a vacuum.