Dear Mr. Pradip,
Greetings from Tata Indicom!
We sincerely apologize for the inconvenience caused to you.
We would like to inform that, your complaint has been put before the concerned department. We have accorded it top priority and are expressly working towards resolving it at the earliest. We will revert to you shortly, request you to kindly bear with us in the interim.
Should you require any further assistance please mail us at Customer.firstname.lastname@example.org.
Thanks and Regards,