Airline ticket reissue is changing the flight date of a booked ticket. a fresh ticket is issued for these kinds of changes, as a result, a new PNR is issued for the new ticket. Contact Emirates Airlines immediately https://wisconsin.forums.rivals.com/threads/%F0%9F%93%9E-6531580287-how-to-change-cancel-qatar-airways-flight-booking-in-singapore.35474/