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:     I have been very busy this year , working late , often taking work home and taking no vacation . I feel exhausted .  
 Person2:  You should ask for a holiday and relax yourself for a little bit . You worked so hard .  
 Person1:      You are right . For the past few weeks , I had no appetite and couldn ’ t sleep well . What ’ s worse my back started aching this Monday . It is time for me to take a vacation . 

0