text: Helen: Did you go to SW tonight
  katie: Nope, you?
  Helen: No... I should have but I couldnt be bothered...
  Helen: This new guy keeps telling me off, I don't like it
  katie: He is a bit gruesome 
  Helen: I need to go though, I'm putting weight back on...
  katie: Why don't you go to the Tuesaday one? That's done by that Emily, the one that talks so much
  Helen: Will you come as well?
  katie: yeah sure
  Helen: cool let's do that
target: Neither Helen nor katie went to SW tonight. Helen and katie will go to the Tuesday classes done by Emily.