using System;

using System.Text.RegularExpressions;

using System.Collections.Generic;                   

public class Program

{

    public static void Main()

    {

                    string email = @"EMAIL STARTING IN APRIL

​

Marketing ID                                     Local Number

-------------------                              ----------------------

GR332230                                         0000232323

​

Dispatch Code                                    Logic code

-----------------                                -------------------

GX3472                                           1

​

Destination ID                                   Destination details

-----------------                                -------------------

3411144";

​

​

​

            var dict = new Dictionary<string, string>();

            try

            {

                var lines = email.Split(Environment.NewLine.ToCharArray(), StringSplitOptions.RemoveEmptyEntries);

                int starts = 0;

                while (!lines[starts + 1].StartsWith("-")) starts++;

                for (int i = starts + 1; i < lines.Length; i += 3)

                {

                    var keys = Regex.Matches(lines[i - 1], @"(?:^| )(\w+\s?)+");

                    var values = Regex.Matches(lines[i + 1], @"(?:^| )(\w+\s?)+");

                    if (keys.Count == values.Count)

                        for (int j = 0; j < keys.Count; j++)

​

                            dict.Add(keys[j].Value.Trim(), values[j].Value.Trim());

                    else

                    {

                        if (lines[i + 1].StartsWith(" "))

                        {

                            dict.Add(keys[0].Value.Trim(), "");

                            dict.Add(keys[1].Value.Trim(), values[0].Value.Trim());

                        }

                        else

                        {

                            dict.Add(keys[0].Value.Trim(), values[0].Value.Trim());

                            dict.Add(keys[1].Value.Trim(), "");

                        }

                    }

​

                }

            }

            catch (Exception ex)

            {

                throw new Exception("Email is not in correct format");

            }

                foreach(var x in dict)

            Console.WriteLine("{0} : {1}", x.Key, x.Value);

    }

}