How do I allow my patients to choose a staff member when booking an appointment?

video1.0<iframe src="https://www.loom.com/embed/012cab910eb34608860c4a742f8f3df6" frameborder="0" width="1914" height="1435" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>14351914Loomhttps://www.loom.com14351914https://cdn.loom.com/sessions/thumbnails/012cab910eb34608860c4a742f8f3df6-d84938c3212de054.gif74.241How do I allow my patients to choose a staff member when booking an appointment?