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 . Have you got the time ? 
 Person2:  My watch says half past five . 
 Person1:      Does your watch keep good time ? 
 Person2:  Oh yeah . It loses only a few seconds in the whole month . 
 Person1:      Thanks a lot . 

1