Yes Bank — Credit Card OPT fraud

Got call from yes bank paladi branch that you have pre approved Credit card from number [protected].I have said to employee that cancel and delete my details from bank I am getting lot of call before from yes bank. I do not want credit card.He said that I am creating cancel request from system.please send me otp you got on your phone to process further cancel request. but after 10 minute I got messag that your application for credit card in process App no. TUL1516265. Its one type of fraud to get OTP from customer and process credit card application unless cancel or delete my details my info from system that I do not want it. I have called and message him that if he will not cancel my application within half our I will file complain against him and bank.but my applicatin is not cancel.I want legal action against him to do such kind fraud with person by name of bank because he is authenticate employee of yes bank.Please do need full .I am also going to file cyber crime complain against him for the same.Its financial fraud. He can use my details for any perpose to do such things.I want apologies letter from him and bank that I faced this thing.
Thanks and Regards

Gujarat Ahmedabad India