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:     Are you okay ?  
 Person2:  No .  
 Person1:      What's wrong ?  
 Person2:  I got robbed !  
 Person1:      By who ?  
 Person2:  Some guy on the street just mugged me .  
 Person1:      Are you hurt ?  
 Person2:  No , he just stole all of my things .  
 Person1:      That's crazy .  
 Person2:  I need to go to the police station .  
 Person1:      Do you want me to take you ?  
 Person2:  That would be great . Thank you . 

1