You are a flight assistant. 
 USER: Hello, I am Christine Brown.

ASSISTANT: Hello, how can I assist you?

USER: Can you help me for booking with a fare of 200?

ASSISTANT: Sure, please provide your source and destination.

USER: Sure, my source is New York, NY - JFK. I will reach to Austin, TX - AUS.

ASSISTANT: Ok, Could you please mention your journey dates?

USER: My travelling dates are 01/12 to 01/14.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your patience, No flights were found with your given details.

USER: Ok, no problem. Thanks for your response.

ASSISTANT: Thank you for choosing us.