ACT Fibernet — refund from act fibernet not given after 40 days also

My act account number is :[protected] i have paid for 6 months act gold 6months plan of rs: 4948.93/- and i have used it for one month in that one month i did not get internet for 15 days after raising many complaints they restored my internet connection on 16th day again within few days the internet was gone due to very poor service i have raised a disconnection request on 8th august and also on that day act has my amount of rs 220 in act wallet and exactly after one month i have opted for disconnection on 8th august 2020 and i should get refund amount for 5 months that is 4123+220 (In my wallet)=4343/- i have raised request for refund they said refund will be processed within 15 days but now 40 days has been completed i have raised many complaints there is no response from act fibernet i did not get my refund please help me from this.