For each assigned function, enter additional information or phone numbers and extensions to transfer calls. Edit a Greeting for a Business Hours Auto Attendant
You can find more information for recording from your phone and sample greeting scripts by clicking Instructions for recording on a phone and Show me a sample script. Edit After Hours Menu Options for Auto Attendants

Whether you’re out for the day or are off for the week, the first rule of an out of office voicemail greeting is: let callers know when you’ll be back! You’ll save them the frustration of continuing to call and yourself the hassle of listening to redundant voicemails. It’s also a good idea to set the expectation of whether you are answering messages while you’re away, and who they can reach for assistance in your absence.
VM Greeting Scripts for Doctor’s Office A doctor’s practice typically either has a secretary or the doctor themselves to take calls. It’s vital that you have a different voicemail based on the area of the practice the patient is calling. The information differs, but the tone of voice remains the same.