"Figuratively speaking," Ellie said with a faint smile. "You don't have to stay up here, you know, even if you don't want to go back to your own room. If Adam can't find you a free space, you could come and stay with me." That would be an interesting arrangement, to be sure, but given Aziraphale's proclivities she thought it could probably be worked out with a minimum of awkwardness.