You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Scott Wilson here.

ASSISTANT: How can I assist you today?

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

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Sure, my travel dates are from Oct 21 to Oct 23.

ASSISTANT: Do you have any specifications?

USER: I want to depart in the evening.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flights found under your preferable details.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Welcome, have a great day.