Design a Powerpoint template

I am working in a office that is managed by a queue management system. I need illustration that shows the following with writings and graphics: 1) I need to show why we should not cancel the appointment system and keep it with a certain number of customers per appointment, this will require 2 illustration, showing the reception desk, then the queue of the appointment customers, and the difference between having appointment and no appointment lines. 2) the Third illustration should show a line of customers of 50 people and at the end one separate with different design customer who is waiting to get a token 3) the fourth design, should show the customer when he is waiting in the waiting area, waiting for the 50 customers who came from the same company to get finished before he get severed and the queue system is calling their numbers. 4) the fifth illustration, is about the same customer and the same 50 people from the same company but this time, the queue system is calling 2 different category, Category A, Company Customers, category B calling the individual customer at the same tome but to a different counter. 5) two more simple illustration will be explained on the project.