I would like to order cable.
Sure, what package do you want?
What kinds of packages do you offer?
We have all kinds of movie channel packages.
What else do you have?
There is a package for all sports channels.
Do you have a package that includes all the movie channels with the basic channels also?
Yes, we do offer that package.
I want that.
Do you want anything else?
No, but is it possible for me to add channels later?
You can always get rid of channels or add some later.