With Contact Form active under Jetpack (1.3 or higher) this plugin will add a new option in the "Feedback Management" area to reply to each message sent.
When a visitor send an email using the Contact Form, the message is sent to email of the site's owner as well as stored under "Feedback Management" area. This plugin lets users to reply directly from WP Admin using nice text editor.
The emails are sent in HTML format and user can change the name and email address the mail will be sent from.
Plugin name: Feedback Extended
Author: Ehsanul Haque
Author URI: http://ehsanIs.me/