"Should we be quiet while you trade?" Wrema asks, standing on her tiptoes for a moment to see more of the indicated tower. "Because we don't know the prices. Or maybe even the languages?"

Sucasa seems more interested in the trees swaying around them, and maybe also whether that speck in the sky near the tower is a ship, or a bird.

"I don't want to talk to strangers."

So maybe that's that?