You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today from my end?

USER: Can you please help me with booking a flight ticket from CLT to JFK?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: Trip dates are Feb 24 and 26.

ASSISTANT: May I know your name to proceed further?

USER: My name is William Young.

ASSISTANT: William Young, do you have connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Here is a connecting flight in business, can you help me out?

USER: Yes, I am comfortable with it and make sure I would like to depart at evening.

ASSISTANT: Sorry, there is no flight in your route as per your request.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for your reaching us.