Currently, SpaceX is targetting 3:12am EDT for the launch of their Cargo Dragon vehicle from Space Launch Complex 40 (SLC-40). This is their 17th commercial resupply mission with the Dragon spacecraft and it will be carrying more than 5000lbs of cargo. Weather is currently 40% go and there is a backup launch window on May 4th at 2:48am EDT if tomorrow morning's attempt is scrubbed.
After launch, the first stage of the Falcon 9 rocket will boostback and land on a droneship just off the coast of Florida. After the anomaly of Crew Dragon at LZ-1 occurred, they are opting out of landing at the landing zones to perserve data that could help in the investigation of the anamoly.