<s>
Speech	B-Application
interface	I-Application
guideline	I-Application
is	O
a	O
guideline	O
with	O
the	O
aim	O
for	O
guiding	O
decisions	O
and	O
criteria	O
regarding	O
designing	O
interfaces	B-Application
operated	O
by	O
human	O
voice	O
.	O
</s>
<s>
Speech	B-Application
interface	I-Application
system	O
has	O
many	O
advantages	O
such	O
as	O
consistent	O
service	O
and	O
saving	O
cost	O
.	O
</s>
<s>
The	O
goal	O
of	O
the	O
guideline	O
is	O
to	O
make	O
an	O
automated	O
transaction	B-General_Concept
at	O
least	O
as	O
attractive	O
and	O
efficient	O
as	O
interacting	O
with	O
an	O
attendant	O
.	O
</s>
