Provide the theme summaries for the following conversation: 

Olafur: are we doing anything for New Year's Eve?
Nathalie: I was thinking about something classy, like opera or sth like that
Zoe: how much does it cost?
Olafur: opera is not for me
Nathalie: so what do you propose?
Nathalie: it's 100$ 
Olafur: I was thinking about partying somewhere
Nathalie: partying sounds fun, as long as it will be classy
Zoe: <file_link>
Zoe: Breakfast at Tiffany's party sounds classy
Olafur: <file_link> 
Olafur: is it classy enough?
Nathalie: :O
Nathalie: this club is AMAZING
Zoe: whoa
Nathalie: we'll going to Soho then
Olafur: we just need to hurry up and buy some tickets soon
Zoe: sure

Summary: 
Nathalie, Olafur and Zoe are planning the New Year's Eve. Nathalie wants something classy. Olafur doesn't like opera. They want to go to the Breakfast at Tiffany's party in Soho.