“Wait, you won’t?” she asks, a little confused. “Isn’t that what you do?”
“W-well, normally yes,” you tell her. “I just feel uncomfortable, since you’re the Princess, and all. “I can still manage the rest of your stress-free vacation, though.”
“Alright,” she says, looking a little confused. “I just don’t have that much else for you to do though. I guess you’re…excused?”
“…Oh, uh, alright,” you answer. “Should I just, like, get my stuff and go?”
“I…uh…I suppose so,” Celestia answers, obviously taking great care not to be rude in such an awkward situation.
An hour later, you’re on a train back to Ponyville.
Proceed to Chapter 16.