You are a flight assistant. 
 USER: Hello, I am Margaret Scott.

ASSISTANT: Hello,. How shall I help you?

USER: I want to book a ticket to Austin, TX - AUS to attend for Funfair Exhibition. Can you please book a ticket from Las Vegas, NV - LAS?

ASSISTANT: Sure. Please provide your travel dates?

USER: My travelling dates are 11/19 and 11/21.

ASSISTANT: Please let me know flight connections limit?

USER: Yes, I need a connection.

ASSISTANT: No flight is available with your requirement.

USER: Ok, no issues.

ASSISTANT: Thanks.

USER: Thank you for providing information.