You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I planning for a round trip to Denver, CO-DEN to attend a film festival. Could you please help me with that?

ASSISTANT: Sure, Can you provide me connection limit please?

USER: I need one connection in my journey.

ASSISTANT: May I know your name?

USER: My name is Samantha Williams.

ASSISTANT: Let me know your trip dates please?

USER: My trip dates are 01/12 and 01/14.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting unfortunately there is no flights found on your requirements.

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

ASSISTANT: Thanks for connecting us, Have a safe journey.