You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Find a flight for me from DEN to LAX, can you help me over that?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Ok, my trip dates are from Nov 06 to 08.

ASSISTANT: Can I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any requirements?

USER: I would like to depart in the evening time.

ASSISTANT: Let me know your name?

USER: Sure, I am Ruth Evans.

ASSISTANT: Sorry to say, no flight is available for you.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you for reaching us.