Originally Posted by
bdubs7
It says this in the wiki "WARNING: While this trick is great for new bookings (especially if you have patience to get lucky for call to be routed to Fiji office), modifying booking on partner airlines is always risky especially when an overseas center is involved, Your original seats are immediately released and while new reservation is supposedly confirmed, it may actually not the case until ticket desk actually issues ticket after approval of the partner liaison. Weekend/Holidays/Time-Difference can delay issuance of ticket and if something goes wrong, there is always risk of being SOL. (Mistakes by agents are rare but not unheard of)."
My experience has been that overseas call centers do changes correctly, and do not end a record unless the new flights came back confirmed. If some call centers do it differently, then that would be cause for concern. Wouldn't hurt to ask the agent first, to be sure.