Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_34629 ( "Spacecraft" text, "Destination" text, "Launched" text, "Closest approach" text, "Time elapsed" text )

### Question ###
What Time elapsed has both the Launched of 15 October 1997 and the Closest approach of 24 June 1999?

### Accurate SQL ###

SELECT "Time elapsed" FROM table_34629 WHERE "Launched" = '15 october 1997' AND "Closest approach" = '24 june 1999'