“Greetings, this is Science Officer Spock. Currently there are no lifeforms available to take your call but at the pre-arranged audio signal, please feel free to leave any verbal communication you feel is necessary. Live long and prosper.”
After creating, the Voicemail Greeting, you can test it by calling to your number from another phone, and see if it is playing correctly or not. Open the Phone App. On the lower screen, tap on the Voicemail option. Select Custom, with this option, you can record the personal voicemail greeting on the iPhone. Tap Record, to start recording the voicemail greeting message on the iPhone. Greeting samples are given in this article below, Once you are done with recording, tap Play to listen. Lastly, if everything is alright, and custom voicemail recording is perfect, then tap Save.

A man calls wanting help with a dead, frozen, road-killed cat that someone left on his doorstep sometime during the night.
Voice mail is only impersonal if you make it that way. One way to help increase the effectiveness of voice mail is to change your greeting at least weekly if not daily. Your greeting should let the caller know who they have reached, what is the persons status ( out of the office, in the office but in meetings etc), when the caller can expect to