Originally Posted by
joer1212
All you have to do is type your frequent flyer number when booking.
You also must purchase a qualifying fare code. Read the rules here:
http://www.delta.com/content/www/en_...-airlines.html
I encourage you to research this aspect in the Delta forum. Credit for partner flights is a very technical area, and buying the ticket though a travel agency, such as Travelocity, makes it more complicated because you may not be able to see the fare code at time of booking.