You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Michael Adams. Can you please find a flight from New York city to Charlotte?

ASSISTANT: Sure, can you please specify me your dates of travel?

USER: Thank you. My planned trip dates are Dec 29 and Dec 31.

ASSISTANT: May I know your airport codes?

USER: The source and destination airport codes are JFK and CLT.

ASSISTANT: Do you have any requirements?

USER: I am comfortable to catch the departing flight which is in the afterrnoon time.

ASSISTANT: May I know your other specifications?

USER: I need a single connection limit in between my journey.

ASSISTANT: Sorry, no flight is available for you as per your requests.

USER: It's ok, not an issue. Thank you for helping me.

ASSISTANT: Thank you for reaching us.