Make sure you cancel your ticket on the sales system before completing (refund form). Checking your reservation on the Reservation System means accepting your console conditions (including percentage of fines and …) by you. . Therefore, in case of delay of more than 2 hours and a consignment of flights, if the ticket is sealed by the airline, the original ticket is delivered to the office. Please, expedite the processing, complete all information thoroughly and accurately. Thank you very much.