Reliance Jio Infocomm — wrong deduction of amount for service not paid

Have recharged my jio no [protected] with amount of rs.1299/- on 31st jul at 1820hrs in which balance deducted from my account and credited to merchants account but no concerned service activated for the same, neither any refund made to me till now. Payment made through phone pay, talked to customer care but not fruitulful.