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:     How could you have done that without asking me first ?  
 Person2:  I didn't realize you felt so strongly about it .  
 Person1:      Well , you should have thought .  
 Person2:  I'm sorry . I'll ask next time . 

1