In the final analysis, Leawo Music Recorder as the best vocal recording software could be your best option for you to record audio files with the high quality.
Make sure you keep your promises too. If you want to specify a time (which you should) ensure you get back to the customer within the timeframe.

Users often don’t invest enough time into their messages, resulting in incomplete, unprofessional, or otherwise under-whelming greetings. Sure, crafting a greeting doesn’t sound all that complicated; however, there are a number of pitfalls users can fall into—i.e. informality, terseness, sincerity, lack of direction, and more. While none of these sound too catastrophic, they are often interrelated. As such, they tend to worsen any problem. For example, humor can cause informality, worsen ambiguity, and weaken sincerity. That being said, users should strive to avoid ALL these pitfalls.
Believe it or not, voice mail greetings like that exist and it’s not just large companies giving customers a long list of instructions to punch their way through in hopes of talking to a real, live person. It’s job seekers and small business owners not thinking about the image they’re portraying when they note a phone number in their contact info.