You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning for a round trip to Charlotte, can you book a flight for me?

ASSISTANT: Sure, may I know your journey dates?

USER: My origin date is 07/11 and destination date is 07/13. I need a flight with the price of 200.

ASSISTANT: Kindly mention your airport code?

USER: The airport codes are NC - CLT.

ASSISTANT: It is happy to inform that we found a flight with your specifications. Flight number: 1012, airline: Hawaiian and price is 100 with one connection. Shall I proceed for booking?

USER: Ok, please proceed further process of booking.

ASSISTANT: Let me know your name for further process?

USER: I am Dorothy Mitchell.

ASSISTANT: Ok, your ticket has been reserved.

USER: Thank you for such a kind service.

ASSISTANT: Thanks for opting us.