@pnp/graph&quot;;
import &quot;@pnp/graph/bookings&quot;;
import { BookingStaffMember } from &quot;@microsoft/microsoft-graph-types&quot;;

const graph = graphfi(...);

const business = graph.bookingBusinesses.getById({Booking Business Id})();
// get the business staff members
const staffmembers = await business.staffMembers();
// add a staff member
const newStaffMemberDesc: BookingStaffMember = {booking staff member details -- see Microsoft Graph documentation};
const newStaffMember = staffmembers.add(newS