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:     Excuse me , sir . Could you spare a minute ?  
 Person2:  Uh , yes .  
 Person1:      Do you go to work by train every day ?  
 Person2:  Yes . I commute five days a week by train .  
 Person1:      And would you mind telling us what you think of the rail service ?  
 Person2:  It ’ s really very good .  
 Person1:      Why do you say that ?  
 Person2:  Well , trains are frequent and come on time .  
 Person1:      Which train do you catch in the evening ?  
 Person2:  I usually take the 5 thirty home .  
 Person1:      And can you get a seat ?  
 Person2:  No , I usually have to stand .  
 Person1:      Would you agree that the service is fast ?  
 Person2:  Yes , it ’ s reasonably fast but it certainly isn ’ t cheap . Fares have gone up25 % . 

0