How to reverse wrongly bought on airtime from bank account

I recharge airtime of N2,000.00 via myMTN App on 10/09/2024 using Bank Transfer Method of Payment. Transfer was successful but value was not credited to my line 08034502750

Please help that was my last money

Bought Airtime on my Access bank App and my Polaris bank app but not credited yet !

I bought airtime gor someone using my bank app but i made a mistake in their number. Which made me to buy airtime for a number that does not exist. Snd it has not been reversed