[By now they've reached the bedroom, and Sebastian enters (and of course he has no trouble opening the bedroom door while still carrying her).]
I don't mean to contradict you, Your Highness, [contradiction to follow:] but I do not cease being a butler whilst out of my master's sight, and my duties don't stop with his needs.
[Besides, being someone's coworker or friend means you should help them out, right?]