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:     I'd like to reserve two seats for tomorrow night .  
 Person2:  Would you like orchestra seats ?  
 Person1:      Isn't there anything less expensive ?  
 Person2:  Not unless you want the matinee . 

0