Katihar Humsafar ka Jadu khatam ?? While 12571 GKP HS is fully booked for today's run there is huge availability in KIR HS for tomorrow's run 449 available in KIR (GNWL) quota and 176 available in GKP (RLWL) quota .
Also see the drastic fare difference.
KIR-DLI Fare ₹1805 while GKP-DLI fare ₹1925