You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Myself Barbara Smith. I am looking for a flight from OAK to DCA, can you help me out?

ASSISTANT: Ok, please let me know your travel dates too.

USER: Sure, my planned travel dates are 10/26 and 10/28.

ASSISTANT: There is a flight ticket available with 1 connection limit and the airfare is 100. Can I book the flight 1022?

USER: That's fine, please proceed in booking with this flight.

ASSISTANT: The airlines UA had been confirmed and the ticket details is send to your email.

USER: Thank you for your excellent service.

ASSISTANT: Thank you for contacting our agency.