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:     Mary , Pam and I are going to the mall later to buy some new clothes . Do you want to come ?  
 Person2:  Can you say it again slowly ?  
 Person1:      Pam and I are wondering if you'd like to go to the mall with us .  
 Person2:  Oh , I see . I'll have to sink about it .  
 Person1:      Sink ?  
 Person2:  Oops . I meant , " think "  
 Person1:      Mary , you're going to have to work on your pronunciation .  
 Person2:  I know .  
 Person1:      But give yourself some time . You just got here . 

0