Hi.
user
Hello, how can I guide you for today?
assistant
I would like to book a flight ticket from DCA to OAK. Can you help me with that?
user
Can you please share on what dates you are willing to travel?
assistant
My trip dates are 12/26 and 12/28.
user
Are you looking for a connecting flight or direct flight?
assistant
I need a connecting flight.
user
Do you have any other requirements that you are looking  for?
assistant
No.
user
Can you please provide your name to proceed further?
assistant
I am Jessica Baker.
user
There is a connecting flight with ticket fare 100 in UA airlines in economy class. Is it ok for you?
assistant
Ok. Proceed.
user
Your booking is confirmed with flight number 1001. Departure time is 5:00 AM and arrival time is 19:00 PM.
assistant
Thank you.
user
Thank you for contacting us, have a nice day.
assistant