how to send the GridView data to email using c# in ASP.Net

In datagridview records as follows

 Name    Email                                Message

 Ram      ram57@gmail.com            Tomorrow meeting at office 10 AM

 Arun     arun86@gmail.com           Tomorrow work to be finished at right time

Vijay      vijay76@gmailcom            Client meeting at 11 AM

i have one button called Sendmail,when i click that sendmail Button i want to send the mail.

for that how can i do using c#.

Note it is windows application.