[He can tell that Prompto feels bad about it, though that's certainly not his intent. But at the same time he'll not ignore the boy's request, and so-]

What about the words I uttered to your group? Maybe that'll spark something.

[This, he remembers with clarity. He even speaks it with that same lilt he remembers, in the exact same manner.]

"I'm afraid you're out of luck. The boats bring you here." And then you said, "What about them?"

[Prompto, with his apprehension... how could he forget?]

"Well, they'll not take you forth." Another man asked what my purpose there was, and I replied with, "I'm an impatient traveler, ready to turn ship."

[He pauses, wondering if that'll trigger anything for him.]