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_20 (duration VARCHAR, test_flight VARCHAR)
### Question:
What is Duration, when Test Flight is Taxi Test #2?
### Answer:
SELECT duration FROM table_name_20 WHERE test_flight = "taxi test #2"