Hi ahsan.ali,

Refer the below links.

Fetch and read email messages with attachments from GMAIL POP3 mail server in ASP.Net

Insert (Save) email Attachments to Database using C# and VB.Net

how i get spacific content from email body like my customer 

sent email where is booking number:78

how can i get booking number from email body and save into database 

You will get email body in the below line. From that extract the comtent you want.

email.Body = body.GetBodyAsText();

thanks