prompt: John buys 2 dozen cookies.  He eats 3.  How many cookies does he have left?
messages.content: John buys 2 dozen cookies.  He eats 3.  How many cookies does he have left?
messages.role: user
messages.content: He got 2*12=<<2*12=24>>24 cookies
  So he has 24-3=<<24-3=21>>21 cookies left
  #### 21
messages.role: assistant