conversations.from: human
conversations.value: Luke ate 2 hot dogs. Thomas ate three times more hot dogs than Luke. John ate half the amount Thomas ate. How many more hot dogs did John eat than Luke?
  Solve it.
conversations.from: assistant
conversations.value: Thomas ate 3 * 2 = 6 hot dogs.
  John ate 6/2 = 3 hot dogs.
  John ate 3 - 2 = 1 more hot dog than Luke.