content: set phoneNumber to "<number here>"
  set message to "Hello!"
  set iterations to 5
  
  tell application "Messages"
  	set iMessageService to 1st service whose service type is iMessage
  	set friend to (buddy phoneNumber of iMessageService)
  	repeat iterations times
  		send message to friend
  		delay 0.7
  	end repeat
  end tell
  