TASK DEFINITION: If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
PROBLEM: Excuse me , waiter . Could we change our table for that one ? My wife is quite interested in the scenery .  I am sorry . That table has been booked .  It doesn't matter . This one is fine . 

SOLUTION: No

PROBLEM: May I help you ?  This dress is beautiful . May I try it on ?  I'm afraid you can't .  What is the material of this dress ?  It's 100 % cotton .  That's good . Can you give me a reduction ?  It's already reduced 20 % .  Do you have any cheaper ones ?  Yes . Please come this way . 

SOLUTION: No

PROBLEM: Did your eye doctor prescribe you contact lenses ?  No , I ’ d like to know something about contact lenses .  Oh , I see . We have both hard and soft contact lenses . They are very popular , but a little more expensive than ordinary glasses .  I have found I ’ m short-sighted recently . I need to wear glasses . As a student , it ’ s better for me to wear ordinary glasses instead of contact lenses .  We have many kinds of glasses here . Which frames do you like best ?  I think the square-shaped ones will be the best for me .  What about this pair ? They are the ' in ' things now in optical wear . Try them on .  They fit me very well . I like them .  Please go to receive optometry first over there . 

SOLUTION:
Yes

