"I think the biggest one for me is when people don't take the seat belt sign seriously," a United Airlines flight attendant said.
"It's one thing for a grown woman or a grown man to stand up and — you've got to do what you've got to do, if you've got to go to the bathroom or something. But a lot of times, it will be pretty bumpy and they'll let their two-year-old or their four-year-old just stand up and wander around the aircraft. That, to me, is not OK. Not only are you not listening, but you're putting your kid at risk."