Overcharged by Renovations Group LLC for membership program

The situation with Renovations Group LLC has gotten worse. Now they're claiming I never purchased the training session, despite me providing the receipt and reference number REF-2EEB0CA3 multiple times.

Dear customer, On behalf of Renovations Group LLC, I would like to personally apologize for the inconvenience you've experienced with our customer support plan. We strive to provide exceptional service to all our customers, and we regret that we fell short of this standard in your case. After carefully reviewing your complaint, I have authorized an immediate expedited shipping to address this situation. Additionally, we have documented this case (Reference: REF-2EEB0CA3) to help improve our training and service protocols. Please feel free to contact me directly at extension 4567 if you have any further questions or concerns. Yours sincerely, Peyton Brown Support Team Lead Renovations Group LLC