You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Debra Roberts.

ASSISTANT: How can I aid you?

USER: I was planning to visit from Washington to Austin this December, can you help me?

ASSISTANT: Sure. May I know the travelling details?

USER: 12/17 to 12/19 will be my journey dates. My airport codes will be from DCA to AUS.

ASSISTANT: Give me a minute.

USER: Sure, check if the price is 200 or below it.

ASSISTANT: I found a flight with airline AA and fare is 100. Is it ok for you?

USER: Please book it for me.

ASSISTANT: Your ticket is confirmed in flight with number 1023.

USER: Thanks for confirming my reservation.

ASSISTANT: Have a safe flight.

USER: You are most welcome.

ASSISTANT: Is there anything else apart from this I can help you with?

USER: No, thanks for the provided information.

ASSISTANT: Thank you for reaching us.