You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: Can you please help me for booking a flight ticket to JFK with a connected flight?

ASSISTANT: Sure, May I know the source code?

USER: I am boarding from MCO.

ASSISTANT: Please help me with your travelling dates.

USER: My trip dates are on Nov 13 and 15.

ASSISTANT: Is there any other requirements?

USER: I prefer to travel in an economy class.

ASSISTANT: May I know your name?

USER: Sure, Kimberly Roberts is my name.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Ok, thank you.

ASSISTANT: Thank you for availing us.