Replace old site with new one at dreanhost

I currently have a domain hosted on dreamhost. Lets call it I also have a domain hosted elsewhere, called is basically a new and improved version of

I basically want to do away with siteB and have that url point to I am confused by the transfer directions on how to do this.

I would appreciate any help.


Set to use DreamHost’s DNS:

And then set up Site B here to Redirect to Site A: