Isma 3ac de k kya faida. 33 ka avg, 12.5hrs ka journey time. e2e hardly 20% log jata ha. Pura intermediate station k bharose chalti ha ye, wo v thoda backward areas ko cover karti ha jaha k log 3ac afford kar payenge ya ni usma kafi doubt ha. AZ-NFK route k trains ma isi liye jyada ac coaches ni hote aur ye to passenger ha, isma to jarurat v ni ha