Originally Posted by
Grigoris
Today, I tried to rebook on November reservation PRG-ATH-PRG (fare classes S,K) which is scheduled for June after three previous rebookings

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Because both legs are upgraded to I with vouchers, agent asked for 100 EUR.
Should I try my luck with another agent?
Try to call the gold hotline. And check before if there is I availability on the new dates. Wasn't a problem for me to get rebooked for free and keep the upgrade. Now waiting for the 3000 Miles...