There's something wrong with this place gets a scrunched-up face of general agreement.

It would be one thing if he could work out what the something is. Easier to live around an unknown, ominous something if you've got an idea where to start.

Then again, having this conversation at all has made its case for the fact that people would be in and out for books all the time anyway. And unlike home, he couldn't just close up if he needed the space. Oh, well. Ships in the night.

His expression warms up entirely from there. At the end of the day, there's compassion and care that goes into taking the time to answer a question, to sincerely advise someone about anything at all. Aziraphale is the exact sort of soft touch who's always been easy to win over. It's him.

Comes in the package with loving humanity very much already, maybe.

"I'm sure just a room will be fine, dear boy, thank you. If you give me your friend's name, I'll be sure to-- make his acquaintance. Get introduced."

He misses his whole one friend. Hopefully Crowley's at least alright, wherever he is.