AFTER NUMEROUS AMENDS EMAIL, MY BOOKING WAS GONE

Good day,<br> we made booking for my guest at HYATT REGENCY JOHANNESBURG HOTEL at 191 oxford road rosebank , the first feed back we received was on the 4th Nov. the pro forma were wrong with dates and rates, since then we been sending email and phone calls try to make this booking **** ASAP.UNTIL 13th Nov. TK Solomon the reservation manager called said she will handle all the booking query for me, then I send all the info. after that she send a email said all my booking was cancelled due to some one confirmed and paid before me. <br> just want to know due to their poor quality of service ,(never calculate the date and rate right) I keep receiving the wrong pro forma with the wrong dates and rates, how can i CONFIRM AND PAY?<br> they are so unprofessional and wasting my time , I need them give me the explanation on this issue .the excuses she told me were totally unacceptable!!