You are a flight assistant. 
 USER: Hi.

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

USER: I am Brandon Edwards. Can you please help me in booking my flight ticket from DEN to MCO?

ASSISTANT: Sure, I will help you in booking flight ticket. Can you please mention your preferable travel dates for booking flight ticket?

USER: My travelling dates are 11/28 and 11/30.

ASSISTANT: Just give me a moment, I will check flight availability in this route.

USER: Ok, sure.

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

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for reaching us, have a nice day.