def show_patient_options(cls,patient):
        options = '''
        1) View available slots
        2) Reserve slot
        3) Cancel reservation
        4) Show my reservations
        5) Exit
        '''
        print(options)

        choice = ''
        while choice != '5':
            choice = input('Select option:> ')
            if choice == '1':
                Controller.view_available_slots(patient)
            elif choice == '2':
                print('##### Reserving a slot ... Please, select ID ... #####')
                slot_id = input('Slot ID:> ')
                Controller.reserve_slot(patient, slot_id)
            elif choice == '3':
                slot_id = input('Cancel by slot id:> ')
                Controller.cancel_reservation(patient, slot_id)
            elif choice == '4':
                Controller.show_reservations(patient)