User: I plan on going on a short trip. Please help me buy flight tickets.
Assistant: Please confirm the flight details: The flight is from Chicago and goes to San Francisco. The departure date is next Wednesday and the return date is next Friday. The departing flight leaves at 12:30 pm and the return flight leaves at 4:25 pm. The airlines is American Airlines, your seating class is Economy, and you are buying 1 ticket.