Good evening I need ...

Good evening I need your help I joined a medical aid Bonitas for my daughter in December 2024 then I was told my first payment will be start in January 2025 which will be double but I can pay in December so that in January I pay one payment I did make a payment in December and January manually and in February they started deducting directly from my daughters account which was fine problem started when they deducted in March 2025 double in different times same day when I ask they told me that I did not pay in February I send them proof of payments but still they don't want to repay my R2500 that they deducted in March and they also took their payment in April again pls help me