You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Could you help me in booking a flight ticket from ORD to JFK?

ASSISTANT: Sure, may I know your planned trip dates?

USER: I will start on June 25, return on June 27.

ASSISTANT: Do you have any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Jacob Allen.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Not an issue, thank you.

ASSISTANT: Thank you for reaching us.