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:     So , Is this your first time to TAIWAN ? 
 Person2:  No , I first came here 1995 . 
 Person1:      Oh , really ? And you are from the State , right ? 
 Person2:  Well , I am from Canada . Actually . 
 Person1:      Oh , I am so sorry . 
 Person2:  That ' ok . That's happens all the time . 

1