Instructions: If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
Input: We have reservations for two at your restaurant tonight .  Yes , What can I do for you , sir ?  I'm calling to see if I can request a specific table .  I can try to arrange that for you .  I proposed to my wife in your restaurant and I would like the same table if I can .  Can you describe for me , where you were sitting ?  It was a little table by the bay windows overlooking the wharf .  You're in luck . We still have that little table . 
Output:
Yes