Letter of Recommendation

I need support with this English question so I can learn better.

Hello,

I would like you to write a letter of recommendation for me. I am a business women who is a office manager for 5+ years. Attached you will find my resume and I would like if you could write a exceptional letter of recommendation. You would be writing the letter as if you are my collegaue and you worked in the building that I managed.

I am applying to a Doctors office for Plastic Surgery.

Please let me know if you need any additional Help.