You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: I need to travel from AUS to HOU, can you help me in doing that?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: My journey dates are Dec 03 to 05.

ASSISTANT: Ok, please let me know your preferable airlines.

USER: I am ok with any airlines.

ASSISTANT: Do you want any breaks in between your journey?

USER: Yes, I need a break in my journey.

ASSISTANT: Are you looking for any specific class to travel?

USER: No, thanks for asking.

ASSISTANT: Can I have your good name please?

USER: My name is Ronald Hernandez.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry Ronald Hernandez, no flight is available to you on your dates.

USER: Ok, no issues. Thank you for the information.

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