[She's glad they're able to just fall back into the same old routine, no matter what the circumstances are between them. It makes jumping from tears to smiles and laughter that much easier.]

Permission to investigate, Sir Doctor.

[Making sure her locker is shut, she gives him a playful salute with her free hand. In the hand that's holding his, her fingers turn to intertwine with his; and while it's not exactly the same as it is with the Doctor waiting for her back home, it's still familiar and comforting. Just as familiar and comforting as the routine of smiling and laughing through anything, even the TARDIS being missing and them waking up on a strange spaceship.]

C'mon, we'll find her in no time. Me and you? Expert TARDIS trackers by now! But...you've got your screwdriver still, don't you?

[She's pretty sure that between the two of them and the sonic screwdriver, they'll be able to handle anything on this spaceship.]