Uber India — theft reporting against the driver

Address:

Gurgaon, Haryana, 122017

The concerned trip took place on 14th of july at 11:25 pm, it was tata indigo, driver name is pratap singh (Trip from sector 29_ dharam colony gurugram), i was little dizzy at the time of deboarding the cab, i am doubting on the driver, that he is not willing to return my phone back, i am 1000% sure that phone was left on my seat, i get contacted to uber support since then, as he was not responding back, the number attached tp the ride claims he is not the driver, he is not pratap, rather he works for him, i spoke with thrice, but he just tells me i dont have drivers number i keep trying to the same number, after the last call when i contronted him with proofs which i have, he has stopped answering my phone, he is disconnecting calls too, may be he knows that the driver is wrong, and he stole my phone, i have a few proofs i can prove that the driver kept my phone woth him, please help me getting my phone back, else i will go to police today or file case against you, uber india, as this is not tolerable now, my phone details are as follow;
Apple iphone 6, space grey, tiny scratches on the glass, black cover, has a back holder on it