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:     Did you hear how cold it got last night ?  
 Person2:  I heard the radio announcer say it was 18 degrees below zero .  
 Person1:      It was so cold this morning . I could hardly start my car .  
 Person2:  My car didn't want to start either at first .  
 Person1:      Don't you have a garage ?  
 Person2:  Not in the new apartment . We have to leave the car in the parking lot .  
 Person1:      How much antifreeze did you put in your new car then ? You must have to keep it well below zero .  
 Person2:  I do . Right now I have it protected up to 30 below zero .  
 Person1:      Does it ever get that cold on here ?  
 Person2:  Not really . It sometimes gets to 20 below .  
 Person1:      Speaking of cold , how about going for a cup of coffee to warm up . 

1