Answer:
The speaker is saying that they are not good at wooing in a poetic or romantic way.
Answer:
Benedict is saying that he cannot rhyme, therefore he cannot woo Beatrice.
Explanation:
In Shakespeare's time, it was very common for people to write romantic songs to their loved ones.
"I was not born under a rhyming planet" = He cannot rhyme
"I cannot woo in festival terms" = He cannot woo
