Originally Posted by jpezaris

You should recognize that pre-planning isn't always possible. As an example, a few weeks from now I'm flying TATL with my daughter, who is a minor. I'm traveling on business for an event, and booked my seat in E+ a long while ago. My daughter's plans changed, and she's now flying with me to visit friends. There were only single seats available in E+ at the time of booking her ticket. While we are both in E+, and in adjacent rows, it would be nice to sit together.