A restaurant reservation involves arranging a table in advance. Many upscale restaurants, especially in crowded cities, require reservations that may be booked weeks ahead of time. The document then outlines best practices for taking reservations over the phone, including greeting the caller, confirming reservation details like name, date, time, number of guests, and contact information, checking availability and offering alternative times or locations if the requested reservation is not available. It also provides positive and negative feedback on a video demonstrating the reservation process.