Railways — About canceled ticket refund

Address: Jabalpur, Madhya Pradesh

I am take a ticket jbp to cst, in date 12/08/2015 (train name garib rath, trai no, 12187).But train have been cancelled that date . When i know about train cancelled then, i am cancelled my ticket, then railway charge me (220rs).And pay rupee 655rs, but my reservation ticket charge was 875rs.