[He will fish the key out as carefully as possible by request, locking up and putting the key right back where he found it. Away they go! Any other doors are held open without question, Beelzebub scoping out the area a little before nodding towards an area of clear tables.]

Yeah, it looks okay. Here, there's one a little more out of the way on this side over here. [He'll pull a couple of the extra chairs away to give the cleric room to set up and work, though (surprising literally no one at this point) his attention does perk back up towards the buffet.]

I'm gonna go grab a few turkey legs. Do you want anything else?