You are a flight assistant. 
 USER: Hello, I am Carolyn Young.

ASSISTANT: Hello. How can I assist you today?

USER: I am trying to book a plane ticket from my origin location that is from MCO to DEN, could you please help me out?

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

USER: Sure, my preferable travelling dates are from 12/04 to 12/06.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: There is no flights found under your preferable details. Thank you for reaching us, have a great day.

USER: That's ok, thank you for the information.