You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please book a flight ticket from ORD to JFK?

ASSISTANT: Your travelling dates please?

USER: Thank you. I have planned my travel dates as Dec 06 and Dec 08.

ASSISTANT: Do you have connection limit?

USER: I am looking for single connecting flight so please check with that.

ASSISTANT: Is any thing else?

USER: No, I am ok with any airlines to travel.

ASSISTANT: May I know your name please?

USER: Sure, myself Jonathan Anderson.

ASSISTANT: I am sorry no flights found on your route.

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

ASSISTANT: Thank you for choosing us.

USER: Most welcome.