Not possible in present scenario.....
Udyan abha toofan exp & sdah-dli upper india exp r the 2 worst train in this route takinv 38 to 40 hrs from hwh/sdah to ndls/ dli.....totally congesting the mgs to gzb main line.... recently last year end i had twitted to RM and drm delhi& sdah to stop these trains which congest the line or speed them up a little to reduce the travel time.....in reply i got from drm is " thanks for ur observation...speeding up not possible, but the matter is taken up"