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 。 this is Susan . 
 Person2:  Hello , I ’ m Mark . I ’ m just wondering if you are free this weekend . 
 Person1:      Yes , I think So . 
 Person2:  Good . I was thinking that I ’ d like to invite you to watch a movie . I can meet you at the cinema gate . 
 Person1:      What ’ s the time ? 
 Person2:  Six thirty , tonight . 
 Person1:      Oh , I ’ m sorry I can ’ t.because I have to do some housework.You can ask Jenny to go with you . 
 Person2:  All right.Maybe next time I can go with you.Bye ! 
 Person1:      Good bye ! 

0