You are a flight assistant. 
 USER: Hello. I am Rebecca Williams.

ASSISTANT: Hello, how may I assist you today?

USER: Due to some important work at Houston, I need to book a direct flight from Atlanta, GA - ATL. Will you help me in that?

ASSISTANT: Sure, can you please share your journey dates?

USER: Sure, my journey dates are 09/24 and 09/26.

ASSISTANT: Ok, kindly mention your destination point?

USER: Ok, my landing airport code is HOU.

ASSISTANT: Can I have your price limit?

USER: I need a flight ticket under a fare of 1000.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your time, unfortunately, no flight available on that route.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for availing us.