Knowledge: Various instruments like Analog Synthesizer, Drum Machines and Sequencers are used to create the distinctive elements of techno music. However, the trombone, with its slide mechanism for changing pitch, added a distinctive and sliding quality to jazz ensembles.

Conversation:
I want to learn more about jazz music
Ok, its a genre that originated in New Orleans's African-American communities during the late 1800s to early 1900s.
mmm, interesting. it's roots can be traced back to africa and europe
I haven't heard of that but can tell you that Felix-Robert Faecq and Robert Goffin, from Belgium, were important influences on jazz's development.
Oh really? I never heard of them to be honest. I'm more of a free jazz guy if you ever heard of it.
Well, while the music varies, there is a common feature of how it didn't like bebop, modal jazz, and hard bop's limitations.
yes, i read once that free jazz emerged in the 1950's
I see, ever heard of jazz fusion? It came in the late 1960s and was a combination of styles like rock and funk with jazz harmony and improvisations.
Which instruments are used to create jazz music?

Response: Well, the trombone, with its slide mechanism for changing pitch, added a distinctive and sliding quality to jazz ensembles.