Given the task definition, example input & output, solve the new input case.
If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
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 . 
Output: Yes
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.

New input case for you: Could I have a refund on this ?  I'm afraid you can ’ t .  Then can I exchange it for something else with the same price ?  Just a moment . Let me find out . Our manager Wil be here in a minute . So will you speak to him ?  OK . I will . 
Output:
No