Conversation so far:
what is do you know the road to san jose
A 1968 popular song written and composed for singer Dionne Warwick by Burt Bacharach.
who wrote the lyrics for the song do you know the way to san jose?
Hal David wrote the lyrics to the song Do You Know the Way to San Jose.

Question: what is the song about?
Self-contained rewrite: what is the song do you know the way to san jose about?