You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: Can you please help me in booking a flight ticket from Dallas, DFW to New York, JFK?

ASSISTANT: When you are willing to travel?

USER: My journey dates are from Nov 09 to Nov 11.

ASSISTANT: May, I know your good name?

USER: My name is Helen Thompson.

ASSISTANT: Let me know your connection limit?

USER: I need a lay by in between journey.

ASSISTANT: Do you have any other requirements?

USER: My return time is morning.

ASSISTANT: Sorry, we found no flights on your given dates.

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.