http://www.united.com/page/article/0,1360,50723,00.html
More information
For customers who did not purchase directly from United or Ted
If your trip has not started and you booked through other travel agencies or travel websites please contact the agency or website that you booked through for information.
If your trip has started you may contact:
United Reservations at 1-800-UNITED-1 (1-800-864-8331)
Ted Reservations at 1-800-CALL-TED (1-800-225-5833)
Available 24 hours a day, 7 days a week.
Please note
united.com and flyted.com customer support provides technical assistance to united.com and flyted.com users. Please do not contact web customer support with questions regarding your reservation.
http://faq.ua2go.com/display/4/k ... d=1&r=0.9600489“If you have an electronic ticket number or a paper ticket, there’s no need to confirm your flights – you are ready to fly.”