Getting Lucid in FA.

(Quick BackStory) So I make music and i was collabing with this guy. so i emailed him saying Dude did they like our song?
he said Yeah!. ok now onto the real stuff. so i go to bed and i wake to my phone in my face! i cant remember if it was morning or night its kinda fuzzy. so i email the guy and say did they like our song. the guy reply's with something like sunshine. then i remember and im like i already did this the Dream Ends!! how do i become lucid in an FA????
Help would be nice :)

FAs are like any other dream. Bring up your day time awareness and stay consistent with RCs.