text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_name_19 (air_date VARCHAR, rating VARCHAR, weekly_winner VARCHAR)
  ### Question:
  What is Air Date, when Rating is "N/A", and when Weekly Winner is "Wedding DJ Chris Dixon"?
  ### Answer:
  SELECT air_date FROM table_name_19 WHERE rating = "n/a" AND weekly_winner = "wedding dj chris dixon"