Do you know of any good rock music?
user
I don’t really have an opinion on that.  Would you like me to recommend some songs?
assistant
I would love some rock recommendations! I'm trying to find new music.
user
OK, then, I recommend Lana Del Rey, Florence and the Machine, The Beatles, Sigur Rós, and Amy Winehouse.  Is there anything else you want to hear?
assistant
Do you know a good song by the Beatles?
user
Yes! One of my favorites is “Let it Be”, and my other favorites are “Penny Lane” and “Sgt. Pepper’s Lonely Hearts Club Band”.
assistant
Do you know of any good rock music?
user
I don’t really have an opinion on that.  Would you like me to recommend some songs?
assistant
I would love some rock recommendations! I'm trying to find new music.
user
OK, then, I recommend Lana Del Rey, Florence and the Machine, The Beatles, Sigur Rós, and Amy Winehouse.  Is there anything else you want to hear?
assistant
Do you know a good song by the Beatles?
user
"The Sky is Blue" and "Here Comes the Sun" are both great.
assistant
Do you know of any good rock music?