Originally Posted by
darthbimmer
Obviously if the flight is completely sold-out you won't be able to add your companion to it. But one time WN refused to allow me to add a companion when BS and AT fares were still available. "There are no seats for companions left," a Southwest phone agent explained to me.
Probably a stupid question but did you first try to add your companion on through WN's website or phone app and it wouldn't let you? Or did you just call in to talk to an agent?