She grimaced, as if speaking the next words physically hurt her. "Strictly speaking, no. There's supposed to be somepony with him as an honor guard whenever he's alone or in public company. Technically, he doesn't even have permission to dismiss us as he did; we're supposed to have full responsibility for our schedule, and it's our heads if he's ever unguarded. But I was so stirred up by Luna's visit, when he said he'd do fine alone in the afternoon and evening, I didn't even think to ask him if he had any plans."