text: Kelly: I dont think I can manage to wake up tonight
  Louis: Should I refuse her then? 
  Kelly: Maybe yes
  Louis: Ok i am calling her
  Kelly: thanks
  Louis: Whats the big deal?
  Kelly: I have been studying late last night
  Louis: ahan?
  Kelly: So I need to sleep
  Louis: Ok Have rest
  Kelly: Thanks for understanding 
  Louis: :)
  Kelly: Maybe we can manage time next week
  Louis: We would have to :( 
  Kelly: Yeah our finals are approaching
  Louis: Should we ask professor to help us?
  Kelly: I have already tried that
  Louis: What did he say
  Kelly: He is on vacations
  Louis: :(
target: Kelly is not going out tonight because she is tired after studying until late last night. She and Louis have their final exams soon. Their professor has gone on vacation so he can't help them.