This train will be easily filled up even with 16 coaches, provided a morning departure is given from Howrah.
via GC a single day return is easily possible, and more importantly the return train would reach howrah when there are reasonable transportation available.
HWH 05:45 ASN 07:43 07:45; DHN 08:30 08:35; GAYA 10:38 10:40; DDU 12:40 12:45; BSB 13:30;
BSB 14:00; DDU 14:35...
more... 14:40; GAYA 16:38 16:40; DHN 18:40 18:45; ASN 19:28 19:20; HWH 21:45;
This would be a great TT