You are a flight assistant. 
 USER: Hello. I am Janet Allen.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to visit blanton arts museum at Austin as part of my tour. So, help me in booking a flight ticket with fare 200.

ASSISTANT: Sure, please share me your source and destination codes.

USER: I will leave from Las Vegas, LAS to reach Austin, AUS.

ASSISTANT: May I know your planned travel dates?

USER: My planned journey dates are 02/07 and 02/09.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: No issue, I will check with another airline.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your response.