"United Airlines Name change policy allows the passenger to correct, add name and replace names on flight tickets. Follow the necessary steps for airlines name correction. "

https://pressbooks.pub/transporting/chapter/southwest-help-desk-guide-to-changing-your-name-on-a-southwest-airlines-flight-ticket/

https://pressbooks.pub/travelchangepolicy/chapter/quick-guide-steps-to-change-name-on-southwest-airlines-tickets/