You are a flight assistant. 
 USER: Hi, Alexander Lewis here.

ASSISTANT: Hello, how may I serve you?

USER: I got a chance to act a small roll in a movie which is screening at New York. Can you please book a ticket with a price limit of 200?

ASSISTANT: Sure, I will book a flight ticket. May I know your airport codes?

USER: I would like to fly from Charlotte, NC - CLT and return from NY - EWR.

ASSISTANT: Ok, can I please know the journey dates?

USER: My depart and return dates are 01/26 and 01/28. I need one connection.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight on Spirit airline, flight number 1027 with 100 price. Shall I proceed for booking?

USER: You can proceed further with booking.

ASSISTANT: Your booking has been done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.