Itinerary  is the Information pertaining to the flight which generally includes flight numbers, departure/arrival times, meal service , and seat assignment; The route of a given flight .

Other definition:
Itinerary is the Travel schedule provided by a travel agent for his/her customer. A proposed or preliminary itinerary may be rather vague or specific. A final itinerary however provides all details (flight numbers, departure times, reservation confirmation numbers) and describes planned activities.

Other definition:
Itinerary is a complete schedule laid out for a trip.

Other definition:
Itinerary is a chronological itemized list of all components for a vacation. The itinerary includes air flights, hotels, car rentals, tours, attractions, ground transportation, and taxes.

Other definition:
Itinerary is a list of a tour"s schedule and major travel elements.

List of books: Itinerary