Informal Letter to business associate

Mr........... We appreciate your timely work and commitment to complete on schedule. We hope to look forward from all of your department. Wishing you all the success in achieveing in shortest span. May our lights give you the brightest in your life for ever. Our lights will through your darknesses in the future. Wishing you and to your family members happy colorful life in the coming days, convey the same to all of your staff on this occassion of Grand Diwali. Regards, ............