Cancellation on contract not actioned

Good day Attached is a confirmation email from MTN that my contract will be migrated to pas as you go on 26/05/2022, today I followed up and the migration was not done , this is absolutely unacceptable and pathetic customer service . Please assist

Good day

Thank you for your email, migration will be se for the 26-05-2022 as per 20 business days’ notice.

Warm regards, Ayesha Jaffer Representative: Enterprise Client Service - Saves and Winback C: +***4