Systems and techniques for managing ticket changes are described. for managing changes to a purchased ticket. A married segment indicator associated with first and second married flight segments of the purchased ticket is located. It is determined whether changes to the purchased ticket affect existing bookings of the first and second married flight segments. Based on the determination, a replacement ticket is constructed to include the first and second married flight segments of the purchased ticket utilizing the existing booked inventory; otherwise, a replacement ticket is constructed using current availability information for the first and second married flight segments from the replacement ticket.