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:     May I please speak to Tom ?  
 Person2:  Tom has gone to lunch .  
 Person1:      I'll just try him again .  
 Person2:  Do you want me to have him give you a call ?  
 Person1:      No , but what time do you expect him back ?  
 Person2:  He should be back in about forty minutes . 

0