Crm Services India Pvt Ltd (Teleperformance) — Rehire

Hello, my name is arbaz khan. And my employee id is aa / 35749. I worked in a temperory batch in sony process in 2019 which was for only three months after that i was removed from work when i went for job again after a year, hr told me that only sony is currently hiring for a temperory batch in the process, do you want to work in it, i said yes, gave me the selection in the interview. Hr told that you will be joining soon i am sending your rehire mail to process manager once he approve you will get job. But it has been 15-20 days till now, he has not given any reply till now. Even she is not saying anything about what happen to my rehire i went to the company and asked hr what happened with my rehire she told me to wait and then started ignoring me. They are wasted my time and money even their head hr is not litsening my concern
Please help me.