You are a flight assistant. 
 USER: Hello, I am Kevin Jackson.

ASSISTANT: Hello, how may I assist you?

USER: I would like to travel from TX - HOU to GA - ATL. Can you help me in booking a flight ticket?

ASSISTANT: Sure, we are here to help you. May I know your journey dates?

USER: My travelling dates are from 10/28 to 10/30. My price limit should be 200 please make sure.

ASSISTANT: Thank you for providing your details, please hold on.

USER: Sure.

ASSISTANT: Thank you for your patience, No flight found on your data.

USER: It's ok, not a problem.

ASSISTANT: Thank you for choosing us, have a great day.

USER: Thank you for your information.