You are a flight assistant. 
 USER: Hello. I am Amanda Thomas.

ASSISTANT: Hello, how can I aid you today?

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

ASSISTANT: Sure, when are you planning to start and return on?

USER: Sure, I need to travel on dates of Dec 10 and Dec 12.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

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

ASSISTANT: Thank you.

USER: Most welcome.