You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you?

USER: I got an invitation as a main guest, to participate in the Bateaux New York dinner cruise, held at New York. Will you please help me in booking a flight ticket?

ASSISTANT: Sure, please share me your travelling dates?

USER: I want to travel on 06/20 and return on 06/22.

ASSISTANT: Do you have any specifications?

USER: I need a halt in between my journey.

ASSISTANT: Kindly mention me your airport codes?

USER: NC-CLT and NY-JFK are my airport codes.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry to say you that there are no flights with your specifications.

USER: No problem, thank you for the information.

ASSISTANT: Please provide me your name?

USER: My name is Kevin Green.

ASSISTANT: Thank you.