Bad service

Hi, I have been trying to amend banking details and adding my new born since 4th of April but no luck I send an email on the 4th to *** requesting assistance On the 6th *** - THALITHA RAKABU responded with documents which were very long and confusing that I must feel in and the it back I asked her to call me back and assist, even left my 2 numbers *** and *** Now o am getting call from *** when I check on caller if Assupol Everything when I answer that call nobody talks the hang up, seems like they want to cover their back and they I don't answer I am not happy at all, can I have someone to call me