Originally Posted by
DrBernardo
You may find that it is possible to call up AFTER you've done the outbound journey...
Having thought about it, so long as you've used a GUF1 for her, and haven't used the 2-4-1 voucher on her, you may even be able to split her off and change her return sector before you travel. I don't think that would invalidate the outbound seat released thro the joker...