Study the scenario and complete the question(s) that follow: Dentist Appointment A patient requests an appointment with a dentist. The receptionist will check the available times and book an appointment for the patient on the system. The patient's contact details will be verified with the patient. if it is a new patient, the basic detail will be requested to create an account on the system. On the day of the appointment the patient needs to complete/check all their details, which will be captured/updated on the system. During the consultation, the dentist will input the treatment details (e.g., procedure codes and products used) on the system. The system will combine the patient's account and treatment details. The receptionist will download the generated bill for the patient. The patient has various ways of paying for the appointment. They can settle their account on the day of the appointment. The dentist can claim it from the medical aid, or the patient can make a payment arrangement to settle the outstanding amount over a few months. 6.1 Create a sequence diagram for a new patient visiting the dentist, until the bill is received. Include the return messages. (15 Marks) 6.2 Create a state diagram to show the possible states that an account can be in. (10 Marks)