guruofdb I got this email telling me this, it might help with your dispute:
Dear passenger,
Turkish Airlines is providing a free charge of rebooking for the passenger whom affected by the canceled flights due to covid-19.
You may use your ticket on the same IATA region until 31st of December 2021.
In case of any refund request ticket can be refunded according to your ticket rules.
Kind Regards
Agent Support Denmark (OA)
Turkish Airlines Inc,
Copenhagen Airport, Terminal 2
T +45 331440055
E [email protected]