He's really not, but the stilted, formal request is more interesting than regular conversational prying would be, and he tries to find a workable answer that he can get out of his mouth. He's not going to talk about Saw Gerrera or his hole in the moon because he won't be able to get it out. He's not going to try to pour a galaxy's worth of history on a stranger, because that's rude. "I, um, I defected with information. The first batch didn't believe me and when the next faction pulled me out of that cell they, um, thought it was too dangerous to act on. Went a bit rogue."