You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gregory Campbell.

ASSISTANT: How can I aid you?

USER: I need to attend my get together program in Los Angeles. Can you book me a ticket from DCA to LAX?

ASSISTANT: Sure, I can help you. May I know your travelling dates?

USER: I would start on 08/07 and return on 08/09.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: Thanks for being waiting. We found a AA airline, flight number:1026 and the price is 200.

USER: That' great, please proceed.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for your support.

ASSISTANT: Thank you for consulting us.