Ip security camera service call (Tucson)

Need a tech to do a service call for 2 ip security cameras.
You will need a laptop to connect to the switch and give us remote access with anydesk.
com You will need a hotspot.
There is no internet service on site.
You will need a laptop, hotspot, ethernet port to connect your laptop to the switch for remote support.
We have 2 cameras on a wireless bridge and we need to find out why they are no longer in the DVR.
You will connect to the switch and our tech support will remote in to your laptop with anydesk.
com to find the cameras and re add them.
If you can do this.
The customer is on site tomorrow at 9am.
What is the best phone number to reach you.