Hi.
user
Hello, how can I aid you today?
assistant
I want to book a ticket from DCA to SFO. Could you book a ticket?
user
Please provide your journey dates.
assistant
Journey dates are from July, 5 to July, 7.
user
Do you need any connection limit?
assistant
I would prefer connecting flight.
user
Do you have any other specifications?
assistant
I prefer normal-cost airlines.
user
May I know your name?
assistant
My name is Jerry Hall.
user
There are no flights available on your routes.
assistant
Thanks.
user
Thank you for choosing us.
assistant