You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you at this moment?

USER: Can you please find a flight availability in the route Charlotte to New York?

ASSISTANT: Sure, I am here to help you. Can you please provide your airport codes of journey?

USER: Thank you. My nearest airport codes are CLT and LGA.

ASSISTANT: May I know your planned dates of journey please?

USER: The planned journey dates are May 14 and May 16.

ASSISTANT: Do you prefer connecting flight or direct flight for this trip?

USER: I prefer a connecting flight for this trip.

ASSISTANT: Do you have any other specifications for this trip?

USER: No, thanks for asking.

ASSISTANT: May I know your good name please?

USER: My name is Samuel King.

ASSISTANT: Samuel King, there are no flight services are available on this route on your provided dates.

USER: It's ok, not a problem with that. Anyhow thank you for checking the flights.

ASSISTANT: Thank you for contacting us.