conversations.from: human
conversations.value: Solve the math problem: An electronic shop offers smartphones for $300 each, personal computers for $500 more than smartphones, and advanced tablets for the sum of the prices of a smartphone and personal computer. How much do you have to pay to buy one of each of the three mentioned products?
conversations.from: assistant
conversations.value: The price of a personal computer is $300 + $500 = $800.
  The price of an advanced tablet would be $300 + $800 = $1100.
  To buy each of these products, you would have to pay $300 + $800 + $1100 = $2200.