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:     Dad , where are we off to ?  
 Person2:  First we will go to the city centre and stop for something to drink . Then we will visit the University Museum .  
 Person1:      Where are we going to have a drink ?  
 Person2:  There is a coffee shop round the corner . Can you see that big building at the end of the road ?  
 Person1:      Yes ?  
 Person2:  That is a bank . The coffee shop is opposite the bank .  
 Person1:      Good . I will have hot chocolate .  
 Person2:  A stop ! Wait for the lights to turn green .  
 Person1:      When crossing the road you must always pay attention to what's around you .  
 Person2:  Sorry . How far is the museum ?  
 Person1:      I am not sure . We will ask for directions in the coffee shop .  
 Person2:  Here we are . You find us a table and I'll get the drinks . 

1