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 are your plans for today ?  
 Person2:  Nothing special .  
 Person1:      Would you like to have dinner with me at King Hotel at 7pm ?  
 Person2:  I'd like to . See you then . 

1