A code all online booking tools (OBTs) add at the time each reservation is made, as a way to track PNRs for online adoption and fulfillment purposes. It should never be removed once added to the PNR.
A code all online booking tools (OBTs) add at the time each reservation is made, as a way to track PNRs for online adoption and fulfillment purposes. It should never be removed once added to the PNR.
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