You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: reply.rb
    path of file: ./repos/brimir/app/models
    
    the code of the file until where you have to start completion: # Brimir is a helpdesk system to handle email support request
    
  def to_ticket
    Ticket.new(
      content: self.content,
      subject: self.ticket.subject,
      created_at: self.created_at,
      updated_at: self.updated_at,
      user_id: self.user_id,
      message_id: self.message_id,
      content_type: self.content_type,
      raw_message_file_name: self.raw_message_file_name,
      raw_message_content_type: self.raw_message_content_type,
      raw_message_file_size: self.raw_message_file_size,
      raw_message_updated_at: self.raw_message_updated_at,
      notified_user_ids: self.notified_user_ids,
      attachments: self.attachments.collect { |attachment|
        new_attachment = attachment.dup
        new_attachment.file = attachment.file
        new_attachment
      }
    )
  end