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:     Who will meet you at the airport ?  
 Person2:  No one .  
 Person1:      Oh , then I will arrange one of my staff to meet you at the airport . 

1