Table schema:
CREATE TABLE Rooms (roomName VARCHAR, RoomId VARCHAR); CREATE TABLE Reservations (Rate VARCHAR, CheckIn VARCHAR, CheckOut VARCHAR, Room VARCHAR)

Question: Which room has the highest rate? List the room's full name, rate, check in and check out date.
SQL: SELECT T2.roomName, T1.Rate, T1.CheckIn, T1.CheckOut FROM Reservations AS T1 JOIN Rooms AS T2 ON T1.Room = T2.RoomId GROUP BY T1.Room ORDER BY T1.Rate DESC LIMIT 1