Vintage networking flex: how to charm a room in the disco era

A formal social gathering or event from what appears to be the 1970s-1980s, showing a man in a dark suit engaging in conversation with several women in formal attire. The attendees are smiling and appear to be at some kind of gala or reception. The image is captioned with a humorous tip about mastering small talk.
Extracted text:
The art of small talk — and how to be the king of it