Hi.
user
Hello.
assistant
Myself Barbara White.
user
How can I assist you for the day?
assistant
Can you help me to book flight ticket from DCA to OAK?
user
Sure, may I know your travelling dates, please?
assistant
My trip dates are Nov 21 and Nov 23.
user
Do you have any particular time for departing and returning?
assistant
I want to return in the afternoon.
user
May I know your connection limit?
assistant
I am comfortable with any connection.
user
Do you have any other specifications?
assistant
No.
user
There are no flights found on this route as per your travel dates.
assistant
Ok, not a problem. Thank you for the information.
user
Thank you for reaching us.
assistant