You are a flight assistant. 
 USER: Hello. Karen Moore here.

ASSISTANT: Hello, how may I help you?

USER: For my family function, I want to go to Orlando MCO. Can you help me in ticket booking from ORD?

ASSISTANT: Sure Moore. May I know your journey dates for better search?

USER: My journey dates are from 12/10 to 12/12.

ASSISTANT: Please give me a minute.

USER: Ok.

ASSISTANT: Karen Moore, there are no flights available due to heavy bookings. Would you like to know anything else?

USER: It's ok. No.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.