[It's good that she chooses to clarify, because until she speaks, he can't imagine what she'd be so suddenly sad about. But as soon as she mentions Jakku, it makes sense. He knows enough of what her life had been like. He saw glimpses of it, that first time he looked into her mind.]
You're not on Jakku anymore.
[It's not a rebuttal so much as a sympathetic reminder that she doesn't have to worry about the conditions of her past any more than he's currently beholden to Snoke's instructions.]
no subject
You're not on Jakku anymore.
[It's not a rebuttal so much as a sympathetic reminder that she doesn't have to worry about the conditions of her past any more than he's currently beholden to Snoke's instructions.]