"He is. Druk doesn't often allow strangers to ride him." He glanced to the dragon, and there was definitely no indication from his behaviour that Wan had somehow forced his way into riding him against his will. He was telling the truth.

But since the stranger seems rather flighty (no pun intended), and not so forthcoming on who he is, Zuko opts for a less direct question. "Was there anywhere in particular the two of you were headed?"