conversations.from: human
conversations.value: Castle bought 3 boxes of Coco Crunch and 5 boxes of Fruit Loops this week. Last week she bought 4 boxes of cereal. How many more boxes of cereal did she buy this week than last week?
  Give me a solution to this problem
conversations.from: assistant
conversations.value: Castle has 5 + 3 = 8 boxes of cereals this week.
  Therefore, Castle bought 8 - 4 = 4 more boxes of cereals this week than last week.