It's against his nature - he's never been good at goodbyes - and for a moment he tries to argue, tries to tell her that it's better if they just leave in the night --

But she's right. It's his nature, but that's what he has to try to change. He's not going to throw that away on the first night.

They deserve a proper goodbye.

So instead he nods. "Alright," he agrees in a low murmur.