"Car... yes, yes of course." But really, no, not of course. He's confused, and he frowns, unable to make sense of it at all. What's happened here? How can he have just forgotten hours?

"The car..."

Another beat.

"Actually no, sorry, what? A minute ago, I was going to sleep, and then now..." he glances down, nice new set of clothing, apparently it's daytime, none of this he recalls.