More than likely speaking with Castiel, as he and Sam are still fairly close. But where Castiel has things to do with Heaven and the earthbound angels, Sam has to deal with his brother. Phones are useful, but it's difficult to see one another often.

"I can explain some of it. Later, though." He took a breath, then forced himself to let go of Gabriel. "Okay. I'll get the room, then I'll be right back out and we can get out of the car." A moment, then, "You'll still be here when I get back, right?"

Sue him. He'd been crazy a few too many times to take it for granted.