Appointment Details:
- First Name: {{ $first_name ?? 'Not provided' }}
- Last Name: {{ $last_name ?? 'Not provided' }}
- Email: {{ $email ?? 'Not provided' }}
- Date: {{ \Carbon\Carbon::parse($appointment_date)->format('l, F j, Y') }}
- Time: {{ \Carbon\Carbon::parse($appointment_time)->format('g:i A') }}
- Specialist: {{ $specialist ?? 'Not provided' }}