Option 1:

Hello, this is Employee name with ASI Construction. I apologize for not being able to take your call at this time. Please leave your name, phone number, a message, and the best time to return your call and I will get back to you as soon as possible. If this is an emergency, please contact our office at 815-333-2023. I look forward to speaking with you. Have an excellent day.

Option 2:

Hello, this is Employee name with ASI Construction. I Apologize for being unavailable for your call at this time. Please leave your name, phone number, and a message and I will be sure to get back to you as soon as possible. If this is an emergency, please contact our office at 815-333-2023. I look forward to speaking with you. Have a great day!