text: Sarah: did you get that email from diane
  Lucy: no, which one?
  Sarah: the one about her birthday party
  Sarah: i wanted to know if you wante to come over and uber together to the party
  Lucy: i didn't get an invite!!!
  Lucy: do you think it was a mistake…
  Lucy: … or on PURPOSE!!! Lol
  Sarah: i'm sure it was a mistake
  Sarah: so, you coming over?
  Lucy: NO!
  Lucy: all kidding aside, i don't want to go somewhere where i may not be welcomed
  Sarah: you're looking waaaaaaaaaay much into this
  Sarah: let's just go, she'll be happy to see you
  Lucy: i'm not going, it'll be embarrassing and show up without an invitation
  Sarah: would you like me to call her?
  Sarah: just to make sure you're invited
  Lucy: do you mind?
  Sarah: i think you're being crazy but I'll call her
  Lucy: thanks
  Lucy: let me know what she says
target: Sarah will go to Diane's birthday party. Lucy didn't get an email with the invitation, so she doesn't want to go. Sarah will call Diane and ask her whether Lucy is invited.