Meghbela Broadband — refund issue

Address:

2/43,nivedita plae, 713213

I tried doing an online recharge through the website of meghbela broadband on 4.11.2019 and an amount of 542.8 was debited from my account but the transaction got failed.so i contacted the officials they said that they will refund within seven days but still it is pending.and the company has also confrimed that the amount has been credited to there account.please look into the matter.