"Hahaha, hey! Not saying you can't be Mister Responsible for the big girl or guy, but if they're for the train, I bet you're gonna see people spoiling them anyway." He raises his hands in place of a shrug.

"...but also, it sounds like you really want a pet." And his grin widens, while his voice lowers. "That's not a cat. But a dog. A very fluffy big dog."

Compared to the current cabin company of a cat.

"It's okay - your secret's safe with me."