as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
come up with an appropriate dialogue between a customer and a shop assistant.
user
customer: hi there, do you have any apparel for an upcoming formal event?

shop assistant: absolutely! we have lots of elegant eveningwear for special occasions. what style and size were you looking for? 

customer: i need a floor length black gown, size 8.

shop assistant: i think we have exactly what you're looking for. just let me check in the back room.

customer: great, thanks! 

shop assistant: of course. i'll be right back!
assistant