[Prompto listens, then nods, then glances aside, hands still open in his lap. He breathes in, then out.]

It feels... I don't know. Not bad, not that, and what you're saying makes sense. I have kinda gotten used to relying on that magic when I'm in trouble. And I'm super honored. I'd be lying if I said I didn't think about asking you.

[Still, his expression is solemn when he looks back down at his hands.]

...I can't make that oath to you. The Crownsguard one. I already made it to Noct. You know?