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:     Are you from America ?  
 Person2:  No . I am Canadian . Are you Chinese ?  
 Person1:      Yes . Nice to meet you !  
 Person2:  Nice to meet you , too . Let me show you around .  
 Person1:      Thanks , I will appreciate it . How long have you been here ?  
 Person2:  About two years , but it seems as if I got here yesterday . 

1