It'll be in the dining area, in front of all the other employees that work there. It could take more time depending on how busy the restaurant is at the time of the interview.

Just keep the answers straight-forward and honest. Don't try to be something you are not and the interviewer is very considerate and very open. Try to explain why you want to do this job and show that you are a very eager person but just be yourself and you will get the job.