text: Joseph: We'll join you tomorrow
  Peter: why? I though you're following us till Sankt Gallen
  Molly: I wanted to stay a night in Liechtenstein
  Molly: We find it interesting and cute here
  Andrew: pity you didn't say before, we'd have changed the plan
  Molly: Sorry, we improvised, you can come back here
  Andrew: Maybe we will, but I heard it's expensive there
  Molly: I doubt it's more expensive than Sankt Gallen
target: Peter and Andrew expected Joseph and Molly to follow them till Sankt Gallen. Molly decided to spend a night in Liechtenstein and invites Andrew and Jospeh to come along.