1.Onward journey on single ticket for ac class is restricted but allowed in sleeper class.Policy and rules for all passengers must be same fares may be different,than why there is discrimination in policy for onward journey according to class.
2. If onward journey on single ticket is allowed in sleeper class than why it is restricted for ac class
3.Railway fares are based on distance so why the benefit of long distance journey are not being passed to ac class passengers.