Sticking with our "Andy Applicant" example, if Andy had left Hannah Hiring Manager a voicemail of, “It’s me and I would like to talk to you.” She will not know who Andy is nor what Andy wants to talk about. Effectively she will be answering Andy’s questions on the spot the whole time after she figures out how to get in touch with him. What if she forgets to mention something?
Sales reps tend to be very declarative in their messaging. Their starting phrase in both voicemails and emails usually sounds something like, "My name is John Doe, and I work for Gadgets Inc."

First, they're not a client yet, so they won't find your ambiguous award that interesting. Second, news like this takes the focus off the prospect and onto you -- not where you want it to be.
Company-level calls are usually directed to your general business number. There are occasions when everyone in the office is tied up and unable to pick up calls. It’s important to gather information about the reason for the call so that the right person or team can call them back. These greetings ensure that customers do not feel neglected while also providing assurance that their call will be attended to as soon as possible.