[ It'll still take some time to get over the initial weirdness of hearing that. Cas is human, and while he sort of used a phone as an angel, it's jarring to hear it said so matter of fact right now. ]

Aye aye, captain. [ He pulls up in front and waits for Cas to get out, pulling away after a moment of hesitation. Cas can handle his own and he knows that, but - well, no buts. They take off and stop a few places, idling out at a fast food restaurant in the parking lot, Dean seeing if it's possible to eat as many fries as they bought. ]