ЁЯЫС Railways has decided to run train number 05097/05098 Tanakpur - Daurai tri-weekly express on a permanent basis Now this train will run with its New Number:- 15091/15092 Tanakpur - Daurai Express Up 4 days a week. From Tanakpur on Mon, Wed, Fri, Sunday And from Daurai on Wed, Fri, Sun, Tuesday.