C# Key-value pair data sorting code

public static void SortDicWithLinq(){
            Dictionary<DateTime, String> dd = new Dictionary<DateTime, String>();
            DateTime dt = ;
            (dt, "bbb");
            ((-1),"ccc");
            ((1), "aaa");

            ("Org===============");
            travelDicKeyDate(dd);

            Dictionary<DateTime, String> dicAsc = (p => ).ToDictionary(p => , p => );
            ("Asc===============");
            travelDicKeyDate(dicAsc);

            Dictionary<DateTime, String> dicDesc = (p => ).ToDictionary(p => , p => );
            ("Desc===============");
            travelDicKeyDate(dicDesc);
        }        public static void travelDicKeyDate(Dictionary<DateTime, String> dic)
        {
            foreach (KeyValuePair<DateTime,String> kvp in dic)
            {
                (("{0}  {1}",,));
            }
        }