Nedbank Travel Phone and Agent not responding

Hi I had a very bad experience with Nedbank Travel. I book tickets with them after all this covid they make my tickets open.Now i am trying to contact them the lady assisted me not responding the number is not working. I contacted Emirates for refund but they said I must go through agent. The below is the agent details from nedbank travel. Cherelle Maraj Travel Consultant Tel +***2 Fax *** Email *** Web: www.nedbanktravel.co.za