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:     Can I help you , sir ?  
 Person2:  Yes , could you tell me if there is a laundry in this hotel ?  
 Person1:      yes , It ’ s on the third floor  
 Person2:  Thank you very much .  
 Person1:      You ’ re welcome 

1