Online booking of coaches, special trains through Single Window Booking System of IRCTC Online booking of coaches, special trains through Single Window Booking System of IRCTC According To A Circular By The Railway Board, Booking Of Special Trains, Coaches, Saloons On Full Tariff Rate (FTR) Shall Now Be Booked Through A Single Window Booking System Of The Indian Railway Tourism And Catering Corporation (IRCTC). PTI | Updated on: 17 Feb 2018, 01:54:30 PM New Delhi: Need coaches for a marriage party or a religious tour? Now, it can be done online, according to instructions issued by the Railway Board. According to a circular by the Railway Board, booking of special trains, coaches, saloons on full tariff rate (FTR) shall now be booked through a "single window booking system" of the Indian Railway Tourism and Catering Corporation (IRCTC).