You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, good evening! How can I render you?

USER: Can you please help me in booking a flight ticket from ATL to DEN?

ASSISTANT: Sure, I can help you with that. May I know your departure and arrival travel dates please?

USER: My travel dates are from Nov 29th to Dec 1st. My travel dates are from Nov 29th to Dec 1st.

ASSISTANT: How many stop overs do you need in between your journey?

USER: I want a direct flight to travel.

ASSISTANT: Please let me know if you have any other specifications.

USER: No other specifications.

ASSISTANT: Can I have your good name please?

USER: I am Raymond Brown.

ASSISTANT: Sorry, there are no direct flights available for you on those dates.

USER: No issues. Thank you.

ASSISTANT: Thank you for choosing us.