Chat door

script:local message = "dog man" --- change this to whatever you want your trigger to be
local door = script.Parent
function onChatted(msg, recipient, speaker)
 local source = string.lower(speaker.Name)
 msg = string.lower(msg)
 if (msg == message) then
  door.CanCollide = false
  for i = 1, 9 do
   door.Transparency = door.Transparency + 0.1
   wait()
  end
  wait(5)
  for i = 1, 9 do
   door.Transparency = door.Transparency - 0.1
   wait()
  end
  door.CanCollide = true
 end
end

function onPlayerEntered(newPlayer)
 newPlayer.Chatted:connect(function(msg, recipient) onChatted(msg, recipient, newPlayer) end)
end

game.Players.PlayerAdded:connect(onPlayerEntered)

Note: Insert script into the object you want.