You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Betty Lewis.

ASSISTANT: How may I support you today?

USER: Support me in booking flight ticket to Denver, CO - DEN.

ASSISTANT: Sure, kindly share your boarding point.

USER: New York, NY - EWR is my boarding point.

ASSISTANT: Please let me know your travelling dates to proceed further.

USER: Ok, 04/03 and 04/05 are my travelling dates.

ASSISTANT: Is there any connection limit?

USER: Yes, I need single connection.

ASSISTANT: Please  wait a moment.

USER: Sure.

ASSISTANT: We are unable to provide to provide flight in between your journey routes. Thanks for approaching us.

USER: Ok, no problem. Thank you.