On 16 May this person Chwayita Pati contacted me regarding a discount on my subscription if I sign a debit order

On 16 May this person Chwayita Pati contacted me regarding a discount on my subscription if I sign a debit order. I agreed and on 17 May a send proof of bank details and ID. On 2 June I send them a email to say the debit order never went of. On Friday a gentleman men phoned my husband regarding this matter and promised to phone him back in half a hour witch never happened. Now they suspended my service.