Check all the Allegiant Airlines Name Change Policy details, which will help you to change your wrong name on the flight ticket. Dial +1-800-865-1848 for help.

"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/f9-how-to-quickly-change-or-replace-your-name-on-a-frontier-airlines-ticket/