You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to attend a business meeting in Charlotte CLT from New York EWR. Can you find a flight ticket for me?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, my itinerary dates are on Apr 18 and return on Apr 20.

ASSISTANT: Do you have any particular time for departing and returning?

USER: Yes, I want to return in the morning time.

ASSISTANT: Do you have other requirements?

USER: I need a business class please check with that.

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

USER: Ok, not an problem.

ASSISTANT: May I know your name for documentation?

USER: Anyway's thank you for your information. Yes, I am Anthony King.

ASSISTANT: Thank you for reaching us.