Indian Railways — overrated charge on tatkal ticket and using software

Address:

735216

Agent name-pinki agarwal talukdar. Her son name rakesh talukdar. Address-jateswar, falakata. Alipurduar, west bengal, 735216, near jateswar shib mondir. He used tatkal software, he was set agent at falakata railway station, and dalgaon rail station. His mo no-[protected]. Every reservation ticket he charged ₹200. And at tatkal ticket he charged ₹400minimum, some times it's highly over ₹500. What is the matter?
I ask you sir...
What you do against complaint to pinki agarwal talukder and her son rakesh talukder. His ph no-[protected]..