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:     Fairly warm this morning , isn't it ?  
 Person2:  You're right.The air is so warm and everything looks so fresh and green .  
 Person1:      Say , how about a walk along the river ?  
 Person2:  Marvelous idea ? 

1