Pk tourna auto invite by message

i was coded a server maintenance message to all players by typing the console /sm and the code is done right, but for the pk tournament im lost pls help me w/ this

Code:

 }
              public static void PKTournamentTimer_E(object sender, ElapsedEventArgs e)
                {
                    
             if ((DateTime.Now.DayOfWeek == DayOfWeek.Monday || DateTime.Now.DayOfWeek == DayOfWeek.Wednesday) && DateTime.Now.Hour == 10 && DateTime.Now.Minute == 20)
             {
                new Thread(new ThreadStart(
                        delegate()
                        {
                  
                    Game.World.SendMsgToAll("SYSTEM", "Pk Tounament will start in 10 minutes! Hurry and sign up now!", 2005, 0);
                    
                    Thread.Sleep(5 * 60 * 1000);
                    Game.World.SendMsgToAll("SYSTEM", "Pk Tournament will start in 5 minutes! Hurry and sign up now!", 2005, 0);
                    Thread.Sleep(1 * 60 * 1000);
                    Game.World.SendMsgToAll("SYSTEM", "Pk Tounament will start in 4 minutes! Hurry and sign up now!", 2005, 0);
                    Thread.Sleep(1 * 60 * 1000);
                    Game.World.SendMsgToAll("SYSTEM", "Pk Tournament will start in 3 minutes! Hurry and sign up now!", 2005, 0);
                    Thread.Sleep(1 * 60 * 1000);
                    Game.World.SendMsgToAll("SYSTEM", "Pk Tournament will start in 2 minutes! Hurry and sign up now!", 2005, 0);
                    Thread.Sleep(1 * 60 * 1000);
                    Game.World.SendMsgToAll("SYSTEM", "Pk tournament will start in 1 minute! Hurry and sign up now!", 2005, 0);
                }
             }
        
         }

i want this to start w/ timers im fail :( its me yhudong