Nai wo long distance hai kafi...MEMU conversion not possible till electrification...Agar DEMU me convert Kia toh kafi pressure ho jayega....SBG loop k traffic ka ek bada hissa is train se travel karti hai... toilets and cushioned seats are must... chahe to isme aur iske RSA partner HWH-RGD Fast Passenger me 1-2 SL coach lagwa sakte hai especially in RGD pax as it's the only direct connection from Kolkata to the tourist centre of Rajgir...