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:     Jack , could you check your calendar ?  
 Person2:  Sure , what's going on ?  
 Person1:      We're planning a weekend camping trip , and we want to know which weekend is best for everyone .  
 Person2:  Let me see ... The weekend after next looks pretty good.Otherwise , I'm all booked up . 

1