Part 1. Definition
If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
Part 2. Example
So Dick , how about getting some coffee for tonight ?  Coffee ? I don ’ t honestly like that kind of stuff .  Come on , you can at least try a little , besides your cigarette .  What ’ s wrong with that ? Cigarette is the thing I go crazy for .  Not for me , Dick . 
Answer: Yes
Explanation: Here the first sentence indicates the soft tone and how exciting the speaker is for drinking coffee and it suggests overall happy tone and the output is yes. So this is a positive example.
Part 3. Exercise
Excuse me , I ordered the well-done steak , but this one is so tough .  Well , sir , I think I have made a mistake . I will take it back to the kitchen right now .  I think you should be more careful next time .  Yes , sir . I'm really so sorry about that . 
Answer:
No