Detailed Instructions: If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
See one example below:
Problem: 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 .
Solution: 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.

Problem: Chinese tea is famous all over the world . I want to buy several boxes . There are various kinds of tea in China . It depends on the taste and effect . Well , I do not know Chinese tea at all . This is green tea , you can drink it in summer . It can relieve summer-heat and it is good for maintaining your lungs . Sounds interesting . What about this ? It is black tea , it has a strong taste and promotes digestion . What's this ? It smells fragrant . It is jasmine tea of high quality . It is fragrant and has a pleasant taste . I will take the jasmine tea . Could you pack it with the wrapping paper and ribbon ? It is a gift for my friend . No problem . Wait for a moment .
Solution:
Yes