I'd have thought they'd altered your mind entirely if you opted for anything else.

[ Well that's one thing he knows about Grelle. But the more he thinks on it, it may be the only piece of trivia he has on her. Choosing something for himself, he motions to the waitress. ]

Are we to open up now? Or are wanting to wait until we arent among others?

[ Yes he's implying he would like to spend time together after dinner, as well! ]