You are a flight assistant. 
 USER: Hi. I am Sarah Smith.

ASSISTANT: Hello, how can I help you today?

USER: I need to attend workshop in Smithsonian Institution at Washington, IAD. Can you help me in my booking?

ASSISTANT: Sure, may I know your journey dates?

USER: I will start my journey on 09/18. I will return on 09/20.

ASSISTANT: Ok, may I know your boarding point?

USER: My source airport code is Oakland, CA - OAK.

ASSISTANT: Do you want connecting flight?

USER: Yes, I need a halt in my journey.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your time.

ASSISTANT: We found a JetBlue airline, flight number: 1018, price: 200 with one connection.

USER: Proceed with my booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.