"Oh, good point," he answers, since he hasn't actually planned that closely. "I figure in the early afternoon? Does that sound alright?"

He doesn't want to leave her for any extended period of time, but he figures she doesn't want him to baby her either. She's doing well enough that he doesn't feel scared she's going to suddenly get worse again. (Could that happen? He doesn't know, and he's not sure he wants to know.)