Writing a personal letter

I am looking for a skilled writer to help me craft a formal personal letter addressed to a professional contact for a pediatric radiology fellowship training program application. The ideal candidate should have experience in medical personal letter writing and be able to convey my qualifications and enthusiasm for the position in a professional tone. The letter should be concise, yet informative and persuasive. The writer should be able to work with me to understand my strengths and tailor the letter to the specific job requirements. The letter should be free of grammatical errors and typos. Experience in writing job application letters is preferred.