If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
One example is below.
Q: 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 . 
A: Yes
Rationale: 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.
Q: Why don't you sit down and relax , darling ?  I don't want to .  Well , come over and talk to me then .  Certainly not .  May I turn on the TV then ?  Turn on the TV , for what ?  So that we can sit down together and listen to some music .  Listen to the music ? And who will cook dinner , will you ?  I will , but let's go to the disco after dinner .  To a disco ? Oh , no . You know I hate it . 
A:
No