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:     When are we leaving for our field trip ?  
 Person2:  Our science field trip is next Monday at 8 a . m . in the morning . Can you mark that on your calendar ?  
 Person1:      Yes , I will write that down .  
 Person2:  That will be Monday , December 2nd . We need to start loading the buses half an hour early , so plan to arrive at 7 .  
 Person1:      Yes , I will be there on time .  
 Person2:  We will return 6 days later on December 8th . Will someone be picking you up ?  
 Person1:      Yes , someone is coming to get me .  
 Person2:  The return bus will leave the campground at 5 p . m . and return to campus 3 hours later at 8 p . m .  
 Person1:      What should we bring with us ?  
 Person2:  I am going to post all of that information on the geology club web page . Check it out when you get a chance . See you Monday ! 

1