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:     You look pale , Paul.What ' s wrong ?  
 Person2:  I've got a headache .  
 Person1:      I'm sorry to hear that.Anything I can do for you ?  
 Person2:  No , thank you . I'll take an aspirin and see how it goes . 

1