Hi. I am Brandon Davis.
user
Hello, how may I amend you?
assistant
I want to book  a flight ticket from CA-OAK to DC-DCA. Can you help me?
user
Sure, may I know if you need any stop over?
assistant
I need a connecting flight.
user
When are you planning to make your trip?
assistant
11/19 and 11/21 are my travelling dates.
user
Thanks for sharing your credentials. There are no flights available at this moment on your required dates.
assistant
No issue, I will choose other alternative. Thank you for the information.
user
Thank you for reaching us.
assistant