Develop scripts in PHP and using Asterisk AGI to queue and interconnect Clients and Trainers on a voip solution

It is a voip telephony solution based on Asterisk, connecting calling-in clients to calling-in trainers. -the solution accepts and authorizes a calling in client and put him in queue. -client authorization is by pin and client will be put on a respected queue based on (grade, booking). -the solution accepts and authorizes a calling in trainer and put him in another queue. -trainer authorization is by pin and client will be put on a respected queue based on (grade, booking). -the system interconnects clients and trainers in respected queues, virtually forming a room. Grade of clients and trainers are known and both have already booked the session. Database tables and fields already have been mainly designed, including clients table, trainers tables, booking table, room table. Further to this telephony logic also designed as flow charts, and will be provided. Only telephony logic must be implemented and scripted, as the main task. Attached; are more detailed description and a diagram showing the same.