Udaipur se hi time table change karna padega tabhi Allahabad tak extend ho payegi via Lalitpur. Agar same TT k sath extend karege to ye allahabad raat 3:20AM pahuchegi or fir isse Allahabad se 2:00AM ko nikalna bhi padega jo possible nhi hoga. Isliye jab tak iska pura TT change nhi hoge ye extend nhi hogi.