1. Label changes:
- Save As Appointment to Update Appointment.
- Save As Consultation to Consultation & Refer
2. Add Option of Booking a new appointment.
- "Do You Want to Add New Appointment Booking?" : If Yes then appointment booking flow should consider and If No then  its not consider a appointment booking flow.
3. Only today's date time slot are visible for referred available doctor.(Onsite Service Appointment)