"If it became routine, you would likely remember easily," he offers. "And I could offer to remind you, in the meantime."

Meaning he isn't planning on just 'passing through' their village.

Also:

"And my best was merely...'very good'?" Skellig asks Kreyu, looking almost disappointed - though from his tone, Kreyu should easily be able to tell that he is teasing her. "I will have to do better next time, then."