"Oh I do hope so!"

The nature of this place to bring people back from the dead works in Temeraire's favor in this instance, he thinks. It's not unheard of for someone to survive being tossed overboard, but under normal circumstances it would definitely lower the likelihood of a reunion. Here though that doesn't seem to matter, all that matters is the whims of who-or-whatever is deciding to draw in new housemates.

"How are you faring in the winter weather, if I may ask?"