1234, Main Street
Boston, MA 02123
01 April, 2005
<Recipient Address Goes Here>
I/We were booked a flight and was/were flying on [date & time] for [destination] from [airport name].
Upon my arrival at [destination], I/we discovered that <my/our> luggage [Describe luggage problem here].
To date, <I/we> have not received any kind of compensation from the [Airline name] for the cost of [estimated loss]. Now, I would like to talk to someone as soon as possible to resolve this problem.
You can contact me at [phone number].
Thank you for your attention to this matter.
encl: <List of enclosed items goes here>