INCORRECT PREMIUM

I selected the fixed option and the broker made too may errors and the premiums were not fixed and also i submitted supporting documents for the premium to be fixed and the documents were not stamped by the bank, i did call Liberty to resolve this tried to speak to one of the mangers as the agent did not want to assist me and i was put on hold for about 10 minutes to try and speak to one of the managers. Kindly call me urgently in order to address this issue.