"I don't know where to find a cat or dog," Castiel said, and deflated a little. He found he reacted to things now he wouldn't have before, like what Dean said to him held even more weight.

A name shouldn't matter, but it felt personal. Castiel wanted this Dean to like him, he cared for him a great deal even if it wasn't the Dean he had saved from Hell. He wanted to be the sort of human Dean would admire, as Castiel had admired him.