Don't worry...One option is there is don't mind spending Rs.20/- extra per passenger,Book Fresh ticket from Wardha to NZM with NGP as BP in the same train..That comes under GNWL and tickets for the same day are in RAC now,would CNF.Later you cancel this one.
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2013-12-22, Sun SL -- RAC43 / RAC 42
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Also...
more... you will loose Rs.60/- for cancelling this ticket..On the whole if are ready for spending Rs.100/- you shall get ready tickets now also which you shall be confirmed of travelling.