Hello. I am Benjamin Clark.
user
Hello, how can I assist you?
assistant
I need to book a ticket to meet my colleague because she is recent blessed with a baby. Could you please help me in booking a ticket from DCA to OAK?
user
Sure, may I know your travelling dates?
assistant
My travelling dates are 12/15 and return on 12/17.
user
Please provide your specifications.
assistant
There should be a connection in between the journey.
user
Unfortunately, there is no flights found based on your details.
assistant
Price should be below 500. No problem, thank you for your valuable information.
user
Thank you.
assistant