Rey's eyes widen and she looks him over in mild disbelief tinged with wonder and sets her kit down with haste to shake his hand.

"Not the Jedi Master?"

Yes, she'd gone to sleep on Han Solo's ship and was trying to return a droid to General Leia Organa, but Obi-Wan Kenobi had died years ago, and if he hadn't -- well, he doesn't look nearly the age he ought to be.

"You couldn't possibly be; you'd be ancient by now."

Sure, being teleported to a strange planet in a different galaxy was weird enough, but it hasn't yet occurred to her that they could've pulled people here from different times as well.