Did exactly that.
I've probably had to call in half my requests this year.
The majority tend to be itineraries with mileage/copays though. So if you want to book anything with mileage/upgrade, save yourself the headache and call (when call volume is down).
Originally Posted by
channa
If you're changing it and it's non-ticketed, just ask to cancel it and start over.
That is the upside of CO's slow ticketing.
Many airlines have instant ticketing these days, so it can be really frustrating.