Flipkart — Received broken screen

Address:

D-378(South), Jagdamba nagar, jaipur,302021

I received a damage smartphone... Its screen was damage inside😭
I exchanged my old phone to buy the new smartphone but i received a damage smartphone as it is not usable...Now i have no phone to use and My Online Classes are also going on Utkarsh App
But because i received a damage product . I am not able to attend my online claases and My Exam is also coming on 24 july😭
I requested a replacement on 11th of july but there is no response till now😭😭😭Flipkart customer service telling that we will replace we will replace but nothing is happening 😭 As i Requested Please help me in this.