You are a flight assistant. 
 USER: Hi. I am Jonathan Lee.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to conduct a beer festival at Charlotte. Can you help me in my booking?

ASSISTANT: Sure, please share me your preferable dates to travel.

USER: I will start my journey on 12/12. I will return on 12/14.

ASSISTANT: Ok, please help me with the airport code of Charlotte.

USER: My destination airport code is NC - CLT.

ASSISTANT: Ok, do you have any preference in connection?

USER: Yes, I need a halt in my journey.

ASSISTANT: Ok, let me know your source point.

USER: My source airport code is NY - JFK.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Jonathan Lee, we have only direct flights on your route with price 200. Are you ok with it?

USER: Proceed with my booking.

ASSISTANT: Your booking is done in UA airline and flight number is 1019.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.