Hello.
user
Hello. How may I help you?
assistant
Can you please book me a flight ticket from DCA to OAK to meet my family?
user
Sure, to book a ticket may I know your planned travel dates?
assistant
I have planned to travel on Feb 17th and return on Feb 19th.
user
Do you have any other specifications?
assistant
I like one connecting flight.
user
Kindly mention your name?
assistant
Kevin Lee.
user
We are sorry to inform you that there is no flight found with your given information.
assistant
Ok, no problem.
user
Thank you.
assistant
Thank you.
user