Install a cat flap into glass window

Fiona requested 2 quotes from Handymen in Blackburn North

cat flap installed into a glass window. i need a cat flap supplied and some one to fit it please.

Siliconstructions

Install dog door
We need a dog door installed in the back door of house. We can either...

We need cat door installation on a glass window
cat door installation, we have ground to roof kind of window, we would like...

We need a dog door installed in the back door of our house.
The door is wooden. The dog is a Cavalier Spaniel, smallish breed.