Task: Text to Code
Input (English): Return the name, rate, check in and check out date for the room with the highest rate.
Output (English): 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