[Frisk doesn't notice immediately that something's off until it's already shifted back. Maybe it was just...the dream being dreamlike? Yeah, probably. They changed ages midway through the dream, so it's not so big.]

Well, you did help me out of a tight spot. I mean, it was a dream tight spot, but it still wasn't a lot of fun. So, you know. I owe you.

[Then they frown, chewing on their lower lip. He mentioned that his powers weren't overt, so maybe he got kind of a hard time from other mutants? It's certainly possible.]

I can put in a good word for you when I wake up - at my job, I mean.