FlairsTech Project Manager interview questions

The communication way was nice , the receptionist was very nice also the hr , they were helpful , after the exam , the technical interview started and it was awful , the interviewer was so rude , don't know my name and told me that she git my cv minutes ago , she didn't ask me too much questions , actually her way of asking was very rude , she didn't smile at all as if she us forced to interview me , i am a project manager and she was service delivery manager so what it the relationship???