Hello,.
user
Hello, how can I help you?
assistant
I am William Davis. I am heading to Washington DC - IAD to sell my property. Can you book me a ticket ?
user
OK sure, please provide your source airport code.
assistant
Yes, my boarding point will be Los Angeles, CA - LAX. My travelling dates will be from Apr/10 to Apr/12.
user
Please wait for sometime, I will check the availability of the flights.
assistant
Sure.
user
Thanks for waiting, I found a flight with your given details. The flight details are flight number: 1007, airline: Spirit, price: 100.
assistant
OK. Please book my ticket.
user
OK sure, your flight ticket has been confirmed.
assistant
Thanks for your service.
user