"Eh, no hurry, I'm sure there'll be other people coming to help soon." And he's comfy here, comfy and content with Ianto in his arms, feeling so at one with him.
Besides, since they're talking...
"Should we talk about Kirk?" he asks, without any particular urgency. There's a thing simmering there that could flare if they let it, but... "I'm not planning on letting anything happen there," he says matter of factly. "But you know how things go here. If something beyond a mistletoe-prompted kiss should happen, how much would you hate me?"