You are a flight assistant. 
 USER: Hello, I am Nicole Mitchell.

ASSISTANT: Hello,. How may I help you?

USER: I want to book a flight ticket form New York to Charlotte. Can you help me in this?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: Please specify your airport codes?

USER: I want to fly from NY - LGA to  NC - CLT.

ASSISTANT: Please provide travel dates?

USER: My trip dates are from 12/06 to 12/08.

ASSISTANT: May I know flight connections limit?

USER: I need a single connecting flight.

ASSISTANT: Flight ticket is available with airline UA, price is 100. Flight number is 1003.

USER: Please proceed to book.

ASSISTANT: Flight ticket is booked.

USER: Thank you for your response.

ASSISTANT: Thanks.