Bro mai patna k liye hi route bata raha hu, delhi-kanpur-lucknow-varanasi-mugalsarai-patna same route pe vapas aa joage, cnb-ald-mgs stretch se train ko utna hi time lg jaega late ho ho kar, isse acha h thoda long route lo but itni delay nhi hogi aur hisar connectivity to Lucknow as well as Varanasi also then mgs-pnbe same route, choice is urs, aap koi b express train jo cnb se hote hue ald-mgs ja rhi h vo time pe h ya nhi, sf trains vaha late ho jati h sir,