Without regards to W's opinion, if you were in the same situation again, what would you do?
In my mind, I think the main concern is while you were on the ride. Maybe next time you would have him walk to where you'd get off the ride instead of on a bench in the middle of the park? I'm not sure. But I don't see anything wrong with having him sit on a bench while you waited in line.
Her feelings are hers. And they are valid. So you can and should validate. But that doesn't mean you have to AGREE with them. Or be sorry you don't agree.