text: Tina: so the tickets are 30 both ways...:D 
  Tina: shall I buy them now?
  Laura: How long u wanna stay?
  Tina: 10 days or sth
  Laura: shit, that's too long for me:/ :/
  Laura: what if I wanna bb after 5 days? 
  Tina: Lemme check the flights..
  Tina: looks like there's one on 20 Jan <file_other>
  Tina: so???
  Laura: 14 - 20 Jan works for me.
  Laura: I'm in :D
  Tina: kk, I'm gonna buy them now
  Tina: u want extra luggage? 
  Laura: U mean checked ?
  Laura: How much is it?
  Tina: 10
  Laura: ok, that's a good price
  Tina: but wait, we've got a change so we need to pay 10 for each flight
  Laura: that's ok with me anyway
  Tina: cool, gonna get them now:D 
  Laura: awesome <3 
target: Tina is going to buy the tickets. They are 30 both ways plus 10 for checked luggage for each flight. Tina and Laura are going to leave on 14 Jan and be back on 20 Jan. 