I have some suggestions regarding this train.
1) Convert this train in fully ac superfast express with adding 1A, 2A and PC
2) route - same upto hajipur and after that howhrah main line with 130mps.
3) stoppage - spj,mfp,hjp,ppta,Ara,bxr,ddu,pryj,cnb.
4)...
more... slot with rajdhani gang . In between dibrugarh and sealdah rajdhani in up direction.
Down me after Patna rajdhani.
5) New train no 12501/02