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:     Have you seen the news that there is a serious flood in the South ?  
 Person2:  Yes . I've got to cancel my traveling plan .  
 Person1:      What a pity ! I know you've been longing for it these months .  
 Person2:  The only thing I can do now is waiting for another chance . 

1