Select a ticket for exchange

Once you open a PNR:

You have to select which ticket you will make the exchange for. TCP Exchanges & Refunds service displays all ticktes that are attached to the PNR. Tickets are marked in colours represented by Coupon status (OPEN, VOID, EXCH, RFND, etc.):

Example with VOID and OPEN status ticket

You can display the ticket by clicking on "i":

Click on EXCHANGE to start the exchange process. TCP Exchange will offer 4 exchange options.