text: Ali: Should we buy something for Alice?
  Julia: like what?
  Ali: even a small thing, to show our gratitude
  Julia: I think it was her job to do it
  Marcus: I agree with Ali
  Marcus: Maybe it was her job, but she went an extra mile to teach us more
  Ali: exactly
  Julia: ok, we can buy something then
target: Ali, Marcus and Julia are going to buy Alice a present for her extraordinary work as a teacher.