Tikona — no internet connection after making the payment

Hi am of the subcriber of the tikona as i recently took the new connecttion and sales guys said that that the enginer will visit to my house with in 4 to 5 day and will install the moderm and other things as he said to make payment so i made the payment on tikona portal after making a payment services are still not installed its being 11 days since i made the payment as i tried contacting the sales guys but he is not responding to my call or msg as i dont want to continue with tikona i just want my payment tikonsa has provided the worst services kindly return my payment as soon as possible