Yes, I would like to book a commercial airline flight from Seattle to Miami.
Okay. When would you like to leave?
Today and I would like to return in 4 days.
Okay. Another preference.
I would like to leave in the morning and I would like it to be a cheapest flight as possible.
The cheapest flight is $614 leaving at 11:59 p.m.
Okay, that's great.
Would you like to book a return flight?
Yes.
Same preferences?
Yes.
$614 7:30 a.m. one stop.
Okay.
Okay. I'll book enjoy your flight.