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

Hello . Welcome ! Hello . I'd like to have my nails manicured . This way please . We offer multiple manicure services here . Do you want a full service ? I don't need the full service . But the full service will make your nails look much prettier and it is on discount now . No , thanks . All I need is painting and polishing . OK . Please sit down . I hope you will be satisfied with our service . Thanks very much .
Yes