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_72 (visitor VARCHAR, home VARCHAR, date VARCHAR)
### Question:
Which Visitor has a Home of calgary, and a Date of april 17?
### Answer:
SELECT visitor FROM table_name_72 WHERE home = "calgary" AND date = "april 17"