[well, he certainly knows rey. this is definitely her finn.]

[he tries to think about what would reassure him that it wasn't some sort of... trick, if some strange person he'd never met told him they knew jyn.]

I met her here, in the Quarantine. We are from the same galaxy, but not the same time. [because that doesn't sound shady at all.] She is fine. She lives in the communal housing building.

[but that's enough about rey for now, till he super confirms this is the finn. he makes sure his tone of voice sounds like the next bit is something he approves of.] She said you were a defector.