Supertech — Not getting possession since last 2 years

Address: Udham Singh Nagar, Uttarakhand

I booked my flat in Mar’12 in B1-14 tower (whenthis tower was on 4th floor) & marketing team confirmed that possession will be given on DIWALI (Nov’12). I had made 90% payment as peragreement before time. i am making follow up since lasr 2 years but nt getting any positive response. earlier you were making some statement but now you are not even responding tomail. It seems that tower is ready sine last one r but lift not installed till date. i have my flat on fifth floor. i have to kids & elder parent with me. how can i go to fifth floor without lift? please let's know that when i will get possession of my flat (B1-14/52)