https://pressbooks.pub/travelplan/chapter/rules-for-changing-names-on-united-flight-tickets/
https://pressbooks.pub/travelplan/chapter/rules-for-changing-names-on-united-flight-tickets_/
https://pressbooks.pub/travelplan/chapter/rules-for-changing-names-on-united-flight-tickets-2/
https://pressbooks.pub/travelplan/chapter/change-name-on-united-airlines-ticket/
https://pressbooks.pub/travelplan/chapter/esaly-name-change-united-airline-flight-ticket/