She mentioned being a pilot before and yet, somehow, he gets the feeling that's not what she's talking about when she mentions being able to fly.

At this point, Han feels like he wants ask all kinds of questions. How strong is she? How far into an atmosphere can she fly? Does she try to keep it a secret? Is she human? Does he have control of her strength all the time? are there limitations to her abilities? And on and on and on ...

The only one that comes out of his mouth, ultimately, is this, "have you always been like this?"