[Gokudera smiles right back, apology still evident in his eyes at his sudden change of heart about accompanying his boss. He feels like a nuisance to him to a small degree, and bows his head slightly while listening.]

Oh, I wouldn't worry if you fell asleep as long as you're safe, Tenth! In the worst case, I'd just get my own key by other means!

[He'd harass someone or prove himself as the Tenth's right hand, so therefore, for his boss's safety and benefit, having familiar company is safest and almost completely necessary! While smiling, he motions for his boss to walk alongside him so they can go together to get their room situation sorted out.]