You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emma Roberts.

ASSISTANT: How can I assist you today?

USER: Can you please book a flight ticket from MCO to CLT?

ASSISTANT: Sure, I can help you with that. May I know your planned travel dates please?

USER: Sure, I need to travel on dates of 11/16 and 11/18.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you that there are no flights available for you on those dates.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Thank you for choosing us.