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 ; is this seat taken ? 
 Person2:  no . It's all yours . 
 Person1:      thank you very much . My name is Ashlan . It's nice to meet you . 
 Person2:  Carson . It's nice to mee you , too . 
 Person1:      the weather is so warm for December , don't you think ? 
 Person2:  it is unusually warm . I blame it on global warming . 
 Person1:      global warming is wreaking havoc everywhere . 
 Person2:  so sure . Are you from around here ? 
 Person1:      no . I'm new here . I just moved here a few months ago . 
 Person2:  where are you from ? 
 Person1:      I'm from China . What about you ? 
 Person2:  I am from Texas . I was in China once , but it was a long time ago . 
 Person1:      did you enjoy it ? 
 Person2:  I did . I especially liked the food . What do you think about the food here ? 
 Person1:      it's very different from Chinese food , but I am getting used to it . 
 Person2:  Is that the Da Vinci Code that you've got there ? 
 Person1:      yes , have you read it ? 
 Person2:  no , but I saw the movie . What do you think about it ? 
 Person1:      well , to be honest , I've only gotten though 10 pages of it . So far , though , it's interesting . 
 Person2:  well , this is my stop . it was nice talking with you . 
 Person1:      likewise . Bye ! 

1