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:     Do you know where Helen is ?  
 Person2:  She's gone to a flower shop . Today is her husband's birthday .  
 Person1:      That reminds me . My wedding anniversary is tomorrow . 

1