Dear Mrs O'Brian,

Thank you for your letter of 5th April 2009.

We are pleased to confirm the accommodation you describe for the month of August 2009.

We enclose a short description of how you reach our hotel. We look forward to your stay with us.
Signature
Yours sincerely,
Nick Webster
Reservations Manager 

Encl.

Useful phrases

With reference to your inquiry of 5th April 2002 ...

We are writing to confirm ...

Enclosed is a cheque of € 200 to cover the deposit.

to confirm availability of ...

a description how to reach the airport