app/mailers/message_mailer.rb
class MessageMailer < ApplicationMailer
default from: 'www.caltaiko.org <caltaiko.website@gmail.com>'
default to: 'Cal Taiko <general@caltaiko.org>'
def new_message(message)
@message = message
mail subject: @message.subject, to: @message.to_address,
reply_to: "#{@message.name} <#{@message.email}>"
end
end