How to pass vairable to class ?

Question

 I want run my code bellow,but it says that I can not use varialbe as type,how can I implement? 

using System;
using System.Linq;
using System.Reflection;

namespace Mike.ConsoleApp
{
    class Program
    {
        static void Main(string[] args)
        {
            #region this is ok
            Personal specifiedPersonal = new Personal();

            Employee<Personal> employee = new Employee<Personal>();
            employee.DoSth();
            #endregion

            #region this would be error
            Assembly assmebly = typeof(Personal).GetTypeInfo().Assembly;
            Type dynamicType = assmebly.ExportedTypes.Where(x => x.Name == "Personal").FirstOrDefault();
            Employee<dynamicType> dynamicEmployee = new Employee<dynamicType>();
            dynamicEmployee.DoSth();
            #endregion

            Console.ReadLine();
        }
        public class Personal
        {
            public string FirstName { get; internal set; }
            public string LastName { get; internal set; }
        }
        public class Employee<TModel>
        {
            public void DoSth()
            {
                Console.WriteLine("Done !!!"); ;
            }
        }
    }
}