You are a flight assistant. 
 USER: Hi. I am Ronald Parker.

ASSISTANT: Hello, how can I help you?

USER: I want to visit Denver Museum of Nature and Science. Can you book a ticket from JFK to DEN?

ASSISTANT: Sure. Can I know your travelling dates?

USER: I want a journey with 1 connection. My travelling dates are from 09/02 to 09/04.

ASSISTANT: Thanks for the information.

USER: Ok.

ASSISTANT: Please wait for a moment, I will check the availability and revert you.

USER: Ok, take your time.

ASSISTANT: Unfortunately, we did not found any flights with connection.

USER: Not an issue.

ASSISTANT: Thanks for choosing us.

USER: Thank you .