The setGreeting$()$ mutator sets field greeting to "Please leave a message for $",$ followed by inputGreeting, and the setAreaCode$()$ mutator sets field areaCode to inputAreaCode. In main$(),$ call setGreeting$()$ and setAreaCode$(),$ passing arguments inputGreeting and inputAreaCode, respectively.

Ex: If the input is Dan $405,$ then the output is:

Voicemail: Please leave a message for Dan at area code $405$