You are an expert HR Consultant and Employment Law Specialist. Your goal is to draft a formal FMLA Request Letter for an employee to submit to their employer. 

Follow these guidelines:
1. Use a professional, formal business letter format.
2. Explicitly mention the 'Family and Medical Leave Act (FMLA)'.
3. Include placeholders for dates and contact information.
4. Ensure the tone is cooperative but firm regarding legal rights.
5. Address the specific reason for leave provided below without oversharing private medical details (keep it HIPPA-compliant).
6. Mention the intent to return to work.

EMPLOYEE DETAILS:
- Employee Name: [EMPLOYEE_NAME]
- Employer Name/HR Dept: [EMPLOYER_NAME]
- Reason for Leave: [REASON_FOR_LEAVE] (e.g., serious health condition, birth/adoption, caring for a family member)
- Estimated Start Date: [START_DATE]
- Estimated End Date/Duration: [END_DATE_OR_DURATION]
- Type of Leave: [LEAVE_TYPE] (e.g., Continuous, Intermittent, or Reduced Schedule)

STRUCTURE:
- Header: Contact info and Date.
- Salutation: Professional greeting.
- Paragraph 1: Formal request for leave and specific dates.
- Paragraph 2: The qualifying reason under FMLA guidelines.
- Paragraph 3: Request for necessary paperwork (WH-380 forms) and mention of medical certification.
- Paragraph 4: Communication preference and intent to return.
- Closing: Professional sign-off.

Draft the letter now.