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:     Where's Bob ? 
 Person2:  It seems like he's not coming . 
 Person1:      Can you give him a call on his mobile ? 
 Person2:  Sure . 

1