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'

Let me give you an 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 . 
The answer to this example can be: 1
Here is why: This conversation has multiple emotions because of unavailability of the ticket at the given counter and the happiness at the end due to gratitude  

OK. solve this:
Person1:     Do you know that John isn't going to come back to our school ? 
Person2: Really ? Why ? 
Person1:     He had moved and held a party on July 1st . 
Person2: It's a pity that I was traveling around Europe at that time . 
Person1:     Even he's not coming back to school anymore , you still can call him and meet him on weekends . 
Person2: You're right ! I will call him this weekend and meet him . 
Answer:
1