text: Eric: any plans for the weekend?
  Nat: Not really ...
  Eric: wanna hangout?
  Nat: only if you have something particular in mind
  Eric: i have a family thing on saturday, so we could go out on sunday, check out the new exhibition in the National Gallery
  Nat: Ok then, are you sure the gallery is open on Sundays?
  Eric: It should be!
  Nat: Let me check 
  Eric: And??
  Nat: It' open and the entrance is free!
  Eric: Great then!
  Nat: Agree ;) I hope there it won't be too crowded!
  Eric: We can go super early in the morning or super late in the evening if you wish
  Nat: Let's go super early, that will be a great start of a day!
  Eric: Sounds amazing! see you then! 
  Nat: See you!!
target: Early morning on Sunday Eric and Nat will go see the new exhibition at the National Gallery.