You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: Can you help me in booking a flight ticket to CLT from LAS in October month?

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

USER: Thank you for considering my request, my travel dates are Oct 20 and Oct 22.

ASSISTANT: Ok, please let me know the timings of your journey.

USER: I do not have any such requirement.

ASSISTANT: Do you have any other specifications?

USER: I need direct flight for my journey.

ASSISTANT: Can I have your good name please?

USER: Yes, I am Michelle Rodriguez.

ASSISTANT: Sorry to inform you that no direct flight is available to you on your dates.

USER: Not a problem, anyways thank you for the information.

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