By supporting your extension logic, all your trains of SER originating trains of Kolkata should be extended upto Guwahati/Agartala, KGP originating trains upto Bihar, Then it will be fine na? Aap to waise bhi pare rehto ho SER ka ye, SER ka wo, Yahan extension, Ye flop, Wo flop etc etc.. .jabki SER ko hi in sab me kuch farak nehi padta dikh raha