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 dressing would you like on the salad ?  
 Person2:  French dressing , please .  
 Person1:      I beg your pardon ?  
 Person2:  Oh , French dressing .  
 Person1:      Sorry , it's not available now . Anything else ?  
 Person2:  We still prefer French dressing .  
 Person1:      Will you say it again ?  
 Person2:  Who's your manager ? Tell me ! Would you ? 

1