Originally Posted by
joe_miami
The OP said the flight "was oversold by one after everyone had boarded" and he was "a little apprehensive in light of Daogate," so I took that to mean all seats were occupied.
Looks like Y was full but F appears to have had three open seats. Either use cablepick tool or just do manual URL (pasted below) to get flight status page and see seat map.
https://www.united.com/web/en-US/app...SO=TKK&FSD=PNI