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 is the best place to park ?  
 Person2:  What vehicle do you usually bring to school ? Is it an automobile or a motorbike ?  
 Person1:      I drive a motorcycle .  
 Person2:  OK . That means you can park in the student lot or on the street . Have you seen the handicapped spots ?  
 Person1:      I am not sure what a handicapped spot is .  
 Person2:  Look for the blue signs and blue marked spaces . Do you usually park in the daytime or the evening ?  
 Person1:      I park days and evenings .  
 Person2:  Be careful about the time limits on the streets . Have you seen the signs for time limits ?  
 Person1:      What signs ?  
 Person2:  As long as you are careful reading the signs , you will always know how long you can park and what days are OK to park there . Are you aware of the curb colors ?  
 Person1:      What curb colors ?  
 Person2:  If you can remember that red means absolutely no parking and white means that you can only load and unload , you are going to be OK . 

1