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:     Would you mind waiting a while ?  
 Person2:  Well , how long will it be ?  
 Person1:      I'm not sure . But I'll get a table ready as fast as I can .  
 Person2:  OK . We'll wait . 

0