text: William: hey im making spaghetti
  William: could you please buy some fresh tomatoes
  William: pretty please :)
  Olivia: no problem dear :)
  William: and Beth? it wouldn't hurt to have some chocolate for after the dinner :D
  Beth: I'm on it :D
target: William is making spaghetti. Olivia will buy fresh tomatoes for William. Beth will buy chocolate.