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:     Have you got your invitation yet ?  
 Person2:  My invitation ? No , I haven't . My invitation to what ?  
 Person1:      The house warming party .  
 Person2:  Whose house warming party is it ?  
 Person1:      Tom and Bill Smith . They are both working now you know ? And they've bought a new house .  
 Person2:  Oh , they have ? I didn't know . I haven't seen Tom lately .  
 Person1:      It's out in the suburbs .  
 Person2:  Have you seen the house ?  
 Person1:      Yes , I have . I went out with them last weekend .  
 Person2:  Is it nice ?  
 Person1:      Yes , it is . There are three bedrooms , a living room , a dining room , and a big kitchen . There's also a garden .  
 Person2:  Well , that does sound nice . Have they moved in yet ?  
 Person1:      They are moving today . Tom's taken the day off . He's rented a truck , and they should have all their furniture in the house tonight .  
 Person2:  When are they going to have the party ?  
 Person1:      Next Saturday night . You should get your invitation today or tomorrow .  
 Person2:  Wow , that would be something to look forward to . 

1