You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Carolyn Walker want to shoot my film at Orlando, can you book a ticket from DCA to MCO?

ASSISTANT: Yes, I will try for my best. Can you share me your travel dates?

USER: Sure, my travelling dates will be 11/23 and 11/25.

ASSISTANT: Ok, give me a moment.

USER: Ok.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: That's ok, thank you.

ASSISTANT: Thank you for contacting us.