Fail to provide with proof for refund

Hello Peter I am deeply disappointed with service from Rain on 3 June 202 I purchased a Rain sim could be able to provide the delivery guy with an ID coz I realized that it's missing and I cancelled the order on 7 June 2022 they told me that they been processed the refund payment have to wait 7 to 1 0 working days.i phone them again on 17 June 2022 to find out they even give me the reference no *** , phone them again on 25 June 2022 they said to me have to call my bank service provider and I did that My bank told me they willing to help to assist me but have to ask Rain to provide me with a proof of payment so that the will be available to trace the payment.On a 7 july 2022 phone rain service provider again to ask proof of payment they talk me to waiting for it 24hrs to appear on my Email,9 On 9 July phone them again the lady was assisting me confirm my email with me and apply again a proof of payment for me ,ok have to wait another 24hrs /on 12 July 2022 phone them again end spoke with guy he told me his name: Kaumuhelo he's working at billing department for Rain he insist that by tomorrow will get a email for proof of payment.today Wich 13 July 2022 phone them again to find out that lady was assisting me if I her to speak with supervisor she's talking ne she will get back to me ,luck I did record her voice say that.help I need my money back