Ask them to write any communication on paper and they would deny. They are now giving possession without registry. Ask them about registry and they go silent.
Hello Kiran, I think you do not need to worry about your units as RERA has imposed on the under construction property so your builder will must register this project under RERA and once it will be registered under RERA then your builder is responsible for the delay cause and have to compensate their buyers.
To get lates info on it, copy this link and open in a new tab and check the construction updates on Pyramid Urban Homes. https://www.indianrealestateforum.com/forum/city-forums/ncr-real-estate/gurgaon-real-estate/115933-pyramid-urban-homes-by-pyramid-infratech-in-sector-70-a-gurgaon