Autor doesn't even notice the bookseller. At least not consciously.

Elea choosing to open the door irks him a bit, but she is a strange woman from a strange world--and it would probably be a terrible idea to call her out on anything at the moment.

The kid settles himself in a booth and picks up a menu, pretending to scan it. Eventually, he sets it down. "Well?" he asks the couple again. Oddly enough, he still doesn't care much who answers.