Airtel Prepaid — sim deactivated/blocked

Address:

Durgad bail, Dharwad, Karnataka, 580032

Hi, I had a tata docomo sim, I couldnt use it for somedays and i had kept it off for some days and now i need it back as im using that number's whatsapp, i have spoken to customer care of airtel and they said to visit store which i did but the atore boy took 300 rupees stating that he will activate it but he needs to change the prepaid sim to postpaid sim, we agreed and paid 300 now he says he cant activate it as the sim was not used for more than 90+60 days.Kindly help me to get the sim, im ready to spend for it.kindly help me to get the sim.Im in need if it..The sim is in the name of satish ginimav.