You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you at this moment?

USER: Could you book my ticket in a direct flight?

ASSISTANT: Sure, I will aid you with that. Could you please mention your preferable travel dates?

USER: My itinerary dates are Apr 5 and Apr 7.

ASSISTANT: Can you please mention your preferable airport code names?

USER: My genesis and terminus airport codes are MCO and DEN.

ASSISTANT: May I know your name for further process?

USER: Catherine Miller here.

ASSISTANT: Do you have any another specifications?

USER: No.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.