The conversation between human and AI assistant.
[|Human|] Group these font types based on their style of typefaces: Times New Roman, Monaco, Garamond, Helvetica, Courier,  Futura
[|AI|] These fonts can be categories as follow;
Serif fonts: Times New Roman, Garamond
San-serif fonts: Helvetica,  Futura
Monospaced fonts: Monaco, Courier
[|Human|] 
Group these font types based on their style of typefaces: Times New Roman, Monaco, Garamond, Helvetica, Courier,  Futura