how does a schematic look for wiring chimes from a transformer to two different push buttons?

Answer 1

Like this

http://www.selfhelpandmore.com/homewiringusa/2002/maindwelling/doorbell/index.htm

or this

http://www.forteelectric.com/Doorbell.html

or this

http://www.doityourself.com/stry/h2installadoorbell

Answer 2

Simple. Just put the pushbuttons in parallel feeding the chime from the transformer.

Answer 3

Simple:
Wire one side of each button together to line,
(+ on the transformer).
Wire the other side of each button together to
load, (the chimes).
Wire the other side of the chimes back to the transformer,(- side).