You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carol Young.

ASSISTANT: How may I assist you?

USER: I would like to celebrate my birthday at Washington, please help me in booking a ticket from AUS to DCA.

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My trip dates are Jan 16 to Jan 18.

ASSISTANT: Do you have any requirements?

USER: I need a connecting flight which return at afternoon.

ASSISTANT: I found an economy class ticket in JetBlue airlines with price 300 and it has 1 connection. Can I book your ticket?

USER: You can reserve it.

ASSISTANT: Ok, your booking is confirmed with flight number 1026.

USER: Thank you.

ASSISTANT: Thank you for choosing us.