conversations.from: human
conversations.value: Paul and his sister Paula went to the cookie store to buy some cookies. Paula bought 3 fewer cookies than Paul, who bought 45 cookies. How many cookies do they have altogether?
conversations.from: assistant
conversations.value: Paula bought 45 cookies - 3 cookies = 42 cookies.
  In total, they have 42 cookies + 45 cookies = 87 cookies.