[At first, she thinks it's a nickname. And she's utterly charmed by the fact that her Doctor is out there making friends. And not only that, making friends with her friends. It makes her incredibly happy. But then she realizes he's asking a question, and the corner of her mouth quirks upward in amusement.]

Intense eyebrows, yeah. And if this is your way of trying to tell me what to do, I regret to inform you that I was already on my way to the infirmary before you distracted me.

[Forget the fact that she was the one that reached out to him first. There's a huff of annoyance as soon as she's done speaking, and she turns on her heel to leave. She hates being bossed around. She's the boss here, obviously.

But any annoyance she may be feeling fizzles out quickly, leaving her glancing back behind her before she gets too far.]

Walk with me?

[She's fine going in on her own. But wouldn't mind his company for the few minutes it takes to get there.]