You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I would like to visit Denver, can you help me to book a flight ticket from EWR to DEN?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: My travelling dates are 02 and 04 of July.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please share your name.

USER: I am Jerry Nelson.

ASSISTANT: Sorry, there are no flights in this route as per your travelling dates.

USER: It's ok, not a problem, thank you.

ASSISTANT: Thank you for reaching us.