Hi.
user
Hello, how can I help you?
assistant
I am Emma Campbell. I would like to book a flight ticket from DFW to SFO, can you please help me in booking?
user
May I know your desired travel dates please?
assistant
My desired travel dates are from Sept 16 to Sept 18.
user
Do you have any other specifications?
assistant
I would like to return in the evening. I need a connecting flight.
user
Sorry to say, there is no flight on your desired travel dates.
assistant
Ok, no problem. Thank you.
user
Thank you for opting us.
assistant