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:     Do you think the bad weather will last long ?  
 Person2:  I don't think so . It changes so quickly this time .  
 Person1:      I hope so . We have planed to visit the square but we have to cancel it .  
 Person2:  I think you can go to visit the museum . It's worth seeing . You can go to the square some other time .  
 Person1:      Good idea . Thanks a billion . 

1