If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No

[EX Q]: Can I help you , sir ?  I'd like a table for two , please .  Do you have a reservation , sir ?  No , I'm afraid not . Can I sit over there ? There's a table free by the window .  Sorry , sir . That table has been reserved . This way , please . How about this one , sir ?  Fine . I'll sit here .  Would you like some drinks ?  I'll have a double whiskey on the rocks . 
[EX A]: No

[EX Q]: It looks to be a nice day today .  Good , let's go for a drive .  Okay , I'll get the car out of the garage .  Great . 
[EX A]: Yes

[EX Q]: Can you shorten this pipe for me ? It's too long .  Sure . I'll do it after lunch . What length do you need ?  Can you take 15 mm of it ?  Yes , no problem . It'll be ready by 2 p . m . 
[EX A]:
Yes

