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:     Hello , what can I do for you ? 
 Person2:  Can you repair my shoes ? 
 Person1:      No problem . No matter what ’ s wrong with it , I can surely meet your satisfaction . 
 Person2:  Really ? Look at the toe of this shoe . It is worn out . 
 Person1:      Oh , here . I ’ m afraid it ’ ll be difficult to repair . 
 Person2:  Can you do it ? 
 Person1:      Yes , I can . To tell you the truth , I ’ m the best nearby . 

1