To,
The Manager,
(Travel Agency Name)
(Address)
Dear Sir,
It is to bring to your notice a glaring blunder committed by your agency. We had requested for two tickets to be booked for (Date) on the (Place Name) under the on-going fare scheme which grants us considerable concessions.
But the tickets received by us are scheduled for travel on (Place Name).
ADVERTISEMENTS:
Either there has been some major error or the agency has itself decided upon our travel plan I urge you to immediately rectify which was never in our itinerary, and book us on the earliest flight available to our scheduled destination.
Thanking you,
(Your Name)