[This is where she feels slightly uncomfortable to say because reasons. Even so, she does find it odd that he doesn't recognize her...? Everyone back on Earth knew what she was by one look. Instead of asking all sorts of questions, she will cautiously wonder...]

You haven't been to the 31st century for quite some time? [A short pause.] When were you last there?

[As for the rest of the explanation, Nuvia will eye him for a moment, realizing he might not be a normal human....was he? Something about the way he was speaking, as though he was used to traveling.]

I like that idea. Learning in the field. That sounds more fun. Do you want to head deeper into the garden with me?