I don't remember the specifics, but yes. Ruby had a future cruise specialist aboard. I believe the deposit was $100 for an unspecified reservations with OBC variable based on the booking. I don't know if a higher deposit was required if you booked a specific cruise.
A Bad Day At Sea [with power] Always Beats A Good Day At Work
Carnival: Glory 2004, Destiny 2008, Splendor 2009, Freedom 2011, Valor 2012, Dream 2013
Celebrity: Summit 2011
Princess: Ruby 2010, 2014, Caribbean 2013, Coral 2014, Regal 2014
Star Clippers: Royal Clipper 2015