Cloud could see that tiredness, and thought perhaps it was best to stop pestering Luke with his questions. Still, he can't help but ask the obvious one. It just fits, conversationally at least, "Auldrant is where you're originally from?" The tone makes it clear he's just checking his own train of thought, not mining for anything further.

He turned and looked around the party, at all the gathered people. "So we're all supposed to be legendary heroes...Come to think of it, I don't think they ever said much on where the legend comes from." He made a mental note to chase that down.