The Suvidha Express also called as Premium Express series of trains were introduced by Indian Railways in 2014 for the 1st time which is operated in busiest routes. They were intended to follow dynamic pricing in fares similar to that of airlines contrary to the standard one fare for one class of travel generally followed by Indian Railways. Priority of Premium trains are above Superfast and Mail/Express trains like Shatabdi Express, Duronto Express and Rajdhani Express.