 The construction of a travel itinerary may be assisted by the use of travel literature, including travel journals and diaries, a guide book containing information for visitors or tourists about the destination, or a trip planner website dedicated to helping the users plan their trips.Typically a travel itinerary is prepared by a travel agent who assists one in conducting their travel for business or leisure.Most commonly a travel agent provides a list of pre-planned travel itineraries to a traveller, who can then pick one that they're most satisfied with.