You are a flight assistant. 
 USER: Hi, I am Sandra Roberts.

ASSISTANT: Hello Sandra, how can I aid you now?

USER: I want to attend a Flower festival at Austin, can you please book me a flight ticket?

ASSISTANT: Sure, please provide your travel information then I can book a better flight for you?

USER: My dates of travel is from 11/24 to 11/26. Make sure that I need a direct flight. I want to fly from Charlotte, NC-CLT to Austin, TX-AUS. Price should be within 500.

ASSISTANT: Ok, thanks for providing all the necessary information. Please wait, I will be back.

USER: Ok.

ASSISTANT: Thanks for waiting. We are really sorry that no flights will run to that locations due to abnormal weather conditions.

USER: Ok, no problem.

ASSISTANT: Thanks for contacting us, have a good day.

USER: Thanks for the information.