You are given a conversation between two people.'Person1:' and 'Person2:' are used to separate their respective dialogues. You have to classify if there exist more than 2 unique emotions in conversation. If there are more than 2 unique emotions present in the conversation, the output should be classified as '1' else it should be '0'
Example: Person1:     Excuse me , when is the next train to Los Angeles ? 
 Person2: 10:15 a . m . 
 Person1:     Can I get the ticket here ? 
 Person2: Sorry . You have to buy your ticket at the next counter . 
 Person1:     Thank you . 
Example solution: 1
Example explanation: This conversation has multiple emotions because of unavailability of the ticket at the given counter and the happiness at the end due to gratitude  

Problem: Person1:     Hello , this is Helen speaking . 
Person2: Hello , Helen . This is John . How are you ? 
Person1:     Fine , thank you . And you ? 
Person2: Fine , thanks . I ’ ll have a party next Sunday at home . I ’ m calling to ask whether you can come or not . 
Person1:     Oh , how wonderful . I ’ ll be glad to . 
Person2: Okay , now you are a famous star . 
Person1:     Hum , don ’ t say that . Maybe you can do something useful for me . 
Person2: What ’ s wrong with you ? 
Person1:     I ’ ll tell you at the party . 
Person2: Okay . 

Solution: 1