Originally Posted by
cepheid
(The vouchers also have language in their T&Cs that says exactly this, basically something along the lines that the voucher is nonrefundable except when the ticket is exchanged for another ticket on the exact same itinerary, e.g. for the purposes of refaring.)
At the risk of being pedantic: It is my understanding you must have the exact same flights/connections and not just the same from/to in order to get a type A voucher reapplied to a refaring.
That said, if they don't believe you, have them call their support line or even better the fare desk.