SortedDictionary <DateTime, ServiceRequest> GetQueue(Technician tech)
        {
            SortedDictionary <DateTime, ServiceRequest> queue = new SortedDictionary <DateTime, ServiceRequest>();

            List <ServiceRequest> requests = srCtr.Read();

            foreach (ServiceRequest i in requests)
            {
                if (i.Status == "Open")
                {
                    List <RequestAgent> handlers = i.Handlers;

                    foreach (Agent j in handlers)
                    {
                        if (j.Id == tech.Id)
                        {
                            queue.Add(i.DateCreated, i);
                        }
                    }
                }
            }

            return(queue);
        }