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:     Did you go to see Michael last night ?  
 Person2:  Yes , He had just bought a new motorcycle .  
 Person1:      Did he let you ride it ?  
 Person2:  Yes , I tried it and I quite liked it .  
 Person1:      Weren ’ t you frightened ?  
 Person2:  Sure . But I still liked it .  
 Person1:      Would you like to buy a motorcycle yourself ?  
 Person2:  No . Although motorcycle is nice , I ’ d like to buy a bicycle .  
 Person1:      But why ? Since you like it so much .  
 Person2:  Because bicycles are safer . 

1