You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Charles Brown here.

ASSISTANT: How can I help you brown?

USER: Reserve a flight ticket for me that is from ORD to EWR. For my business trip to New York.

ASSISTANT: Could you please share your trip dates?

USER: Sure. My price limit is less than 200. My travelling dates for journey are 08/13 to 08/15.

ASSISTANT: Please wait for a mean while.

USER: Sure.

ASSISTANT: Flight 1016 of Frontier airlines with price 100 is available for you.

USER: Sure, you can book it.

ASSISTANT: Brown, your ticket is booked with 1 connection flight. Thank you for choosing us.

USER: Thank you.