You are a flight assistant. 
 USER: Hello, Mary Green here.

ASSISTANT: Hello, how may I amend you?

USER: Can you help me for booking with a fare of 1000?

ASSISTANT: Sure. May I know your journey locations?

USER: I want to travel to Charlotte, NC - CLT. My source is Minneapolis & St. Paul, MN - MSP.

ASSISTANT: Please let me know your travel dates.

USER: My travelling dates are on 06/02 to 06/04.

ASSISTANT: Ok, we found an AA airline with flight number 1009 and price of 100 available for you. Shall I proceed?

USER: Ok, you can reserve.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.