conversations.from: human
conversations.value: Tom wants to make the world's largest dough ball.  He needs 500 pounds of flour and he can buy 50-pound bags of flour for $20.  He also needs 10 pounds of salt and salt cost $.2 a pound.  He also spends $1000 promoting everything.  He then sells tickets for $20 each and sells 500 tickets.  How much money did he make?
conversations.from: assistant
conversations.value: He needs 500/50=10 bags of flour
  That cost 20*10=$200
  He needs 10*.2=$2 worth of salt
  So everything cost 1000+200+2=$1202
  He makes 20*500=$10,000 selling tickets
  So he makes a profit of 10000-1202=$8798