Consumer Redressal

I am Ajita ku, Satpathy.I have taken Tikona Broad band connection. My Custmer Id was : 1108408127. I paid RS 1650 for tikona service on 3rd may. after 2 days they gave us connection still it was not worked for us. After one or 2 days later it start working but every 5 min it got disconnected. we have called several times to that guy who gave service but he has not pick up our call, after one week later they confirm us how our device is fixed we can\'t get continuous Net. we are totally fed up with this service and we need disconnection. so we applied for disconnection.Now they took their device all most 1 month before but they were not returning our money (RS 1650). They are not replying to my mail also. Please help me regarding this.