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_28742659_2 (vote VARCHAR, immunity VARCHAR, reward VARCHAR)
### Question:
What is the vote number when immunity listed as David and reward is listed as none?
### Answer:
SELECT vote FROM table_28742659_2 WHERE immunity = "David" AND reward = "None"