Hello.
user
Hello. How may I help you?
assistant
Can you please help me to book a flight ticket from SFO to DCA?
user
Sure, let me know your trip dates please?
assistant
Thank you. My planned trip dates are Sept 9th and 11th.
user
May I know your connection limit?
assistant
I need a direct flight in a normal-cost airlines.
user
Do you need any other preference?
assistant
I am looking for a flight which is returning in the evening time. I prefer to travel in an economy class flight.
user
Can I know your name please?
assistant
My name is Stephanie Carter.
user
Sorry to inform you that there are no flight services available on your given details.
assistant
It's ok, not a problem with that. Thank you for your help.
user
Thanks for contacting us.
assistant
You are welcome.
user