How to know if Ai is going to a certain location?

[men11]

I have made an Ai alert script that is activated once the AI spot the player, where the furthest Ai will move to the alarm unit to call for backup where the rest are engaging the player 

the problem is when the rest of the surrounding AI notice the player the same script will be called again multiple times

what I can do to stop this from happening , I want to make sure only 1 AI is going to call for backup not multiple ones?

[komposite]

Well, maybe change your state once the alarm has been rang to an other state, like investigate or something.

Also, you might use random decision, in order to make something less redundant once the AI spot you