Either the route is circuitous or the train's publicity is poor.
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PS: By the way, it's a good but long alternate route for a possible SF train from Sealdah to Amritsar with limited stoppages at Burdwan, Durgapur, Asansol, Madhupur, Jasidih, Jha Jha, Kiul, Barauni, Samastipur, Darbhanga, Sitamarhi, Raxaul, Narkatiaganj, Kaptanganj, Gorakhpur, Khalilabad, Gonda, Sitapur Cantt, Bareilly Jn, Moradabad, Saharanpur, Ambala Cantt, Ludhiana and Jalandhar City [Total 24 Stoppages]... :)