Under his command? Do you think he controls the driver's ever thought, like some weird sci-fi? He got dropped off somewhere - he doesn't then bark orders at the driver, he just walks away. When he comes back he's got no control over where the driver has chosen to stop to pick him up.
You...
1) He wasn't driving
2) Do we have any evidence that anyone parked there? You can see that someone stopped there to pick him up, but there's no evidence they parked.