Delhi Development Authority [DDA] — Unauthorized / Illegal construction

My name is Rajdavinder singh. I am a senior citizen of India. I registered a compliant regarding an unauthorized contruction in a residential area of Vishnu Garden New Delhi - 110018 falls under Tilak Nagar Police station. Its been more than 3 months no action has been taken as the misue of this illegal floor is on its height. Residents are suffering a lot. My compliant is to either demolish or immediately seal this illegal floor.Adress of the illegal floor is WZ-14/1, PLOT NO- 12, VISHNU GARDEN, RAJJI WALI GALI, NEW DELHI-110018.