[he still can't decide how much to trust or believe her, so he does decide to keep jyn out of the conversation for now as another person from the same galaxy. if it does go bad, her existence here will still be off the radar.]

I have not been to Jakku. [and he never will be.] But I have seen quite a number of outer rim planets.

There are a strange number of people here who come from places where life exists on only one planet. With how vast the galaxy is, it's surprising.