I have tried for the last 2 days to book a flight.
the united.com website does show me the outbound flights, but when I try
select one I always get an error:

We are unable to process your request. Please see the message below for details.

We’re sorry, but united.com was unable to complete your request. Please try later or contact united.com Support in the U.S. and Canada at 1-888-491-6573; the U.K., phone 0800 028 5003; elsewhere use the local phone number.


I tried flights to several destinations, it's always the same..
Is there something seriously wrong with UA's webbooking today?