Commercial flying seems to be plagued with inconveniences, and it would probably be very difficult to find a person who’s flown at least a few times in their life and has never encountered any issues with this process.
A perfect example of this is a story that one Redditor recently shared online. They had booked a window seat months prior, only to board the flight and find a mom with two preteen children having taken over the whole row. Yet when they reached out to the flight attendant, they were told there were no issues with the situation. Scroll down to read the full story!
More info: Reddit