conversations.from: human
conversations.value: Break down this math problem: Edmonton is 220 kilometers north of Red Deer. Calgary is 110 kilometers south of Red Deer. If you travel at 110 kilometers per hour, how long will it take to get from Edmonton to Calgary?
conversations.from: assistant
conversations.value: Total distance travelled is 220km + 110km = 330 km.
  Time to travel that far is 330km / 110km/hour = 3 hours.