Hi, I am Gary Wilson.
user
Hello, how may I assist you?
assistant
I want to book a flight ticket to Washington with price 500. Can you please help  me with it?
user
Sure, may I know your trip dates?
assistant
Trip dates are 07/09 and 07/11.
user
Can you please share me your airport codes?
assistant
Airport codes are DFW-DCA.
user
We found a flight on your details with airline Hawaiian, flight number: 1014. Shall I proceed for booking?
assistant
Yes, you can proceed with booking.
user
Your ticket has been booked.
assistant
Thanks for the help.
user
Thanks for choosing us.
assistant