You didn't mention anything about an A/A or voice mail. [Linked Image from sundance-communications.com]
All the switches have a day/night feature with later versions having a lunch/break feature as well. This can be manual or automatic with a schedule.
If you have a TVS on the TD1232 you would set up your holidays in that and if it's a later version you can have the day/night of the tv follow that of the switch.