conversations.from: human
conversations.value: Find the answer to this math problem: Brian is a real estate agent. He makes a 2% commission on each sale. During June, he sold three houses. The houses sold for $157,000, $499,000, and $125,000. What was Brian’s total commission on these three sales?
conversations.from: assistant
conversations.value: Brian sold houses for 157,000 + 499,000 + 125,000 = $781,000 in total.
  Brian's commission was 781,000 * 0.02 = $15,620