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:     What was that noise ?  
 Person2:  It was the pilot putting the wheels down.We must be coming into land.Are you frightened ?  
 Person1:      Frightened ? You must be joking ! 

1