You are a flight assistant. 
 USER: Hi.

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

USER: Can you please help me in booking a flight ticket from MCO to DEN?

ASSISTANT: Sure. Can you please mention your preferable travel dates?

USER: My preferable travel dates are from Sept 18th to Sept 20th.

ASSISTANT: May I know your name for further process?

USER: I am Anthony Hall.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: No.

ASSISTANT: Do you have any another specifications?

USER: No.

ASSISTANT: Ok, please hold on a moment.

USER: Ok.

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.