Definition: You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. If the conversation begins with a question, label it '1' otherwise '0'.
Input:  Person1:     Hello , this is the International Student Office . My name is Leah . How may I help you ?  
 Person2:  I'd like to speak to the Ms . Collins , please .  
 Person1:      Ok . Can I ask who is calling , please ?  
 Person2:  This is Nathaniel Brown .  
 Person1:      And what is your call regarding ?  
 Person2:  I'd like to talk to her about my accommodation situation .  
 Person1:      Ok , I'll try and put you through . Please hold .  
 Person2:  Ok .  
 Person1:      ... Sorry , her line is busy at the moment . Can I take a message ?  
 Person2:  Sure . Can you have her call me back on my cell phone number ?  
 Person1:      Ok . What's your number ?  
 Person2:  It's 0-7- 7-8- 7-3- 6-7- 6-8- 8 .  
 Person1:      Let me repeat that back to you . That's zero , double seven , eight , seven , three , six , seven , double six , double eight .  
 Person2:  No , there's no double six at the end of the number . It's just zero , double seven , eight , seven , three , six , seven , six , double eight .  
 Person1:      I got it . When should I have her call you back ?  
 Person2:  Anytime before 6 pm tonight .  
 Person1:      Ok , Nathaniel . I'll have Ms . Collins call you back sometime tonight before 6 pm .  
 Person2:  Thank you !  
 Person1:      Bye !  
 Person2:  bye ! 

0