Hello candidate,
wity your mentioned rank you have negligible chances of getting CS at any NITs or GFTIs even with your quotas and reservations. However you might get  CS at private universities or state level private colleges.
You can use the college predictor tool available on our website to predict which colleges you can get , link :https://engineering.careers360.com/jee-main-college-predictor?utm_source=C360&utm_medium=qna&utm_campaign=jee-main-college-predictor
all the best :)