You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to enter into the Marketing business field, So I willing to attend Marketing and Business Development Conference at Chicago, IL - ORD. Can you help me with ticket booking?

ASSISTANT: Sure, may I know your trip dates?

USER: I am going for 2 days from 02/28 to 03/01.

ASSISTANT: What is your boarding airport code?

USER: My origin airport is Austin, TX - AUS.

ASSISTANT: Please share me your good name?

USER: My name is Melissa Green.

ASSISTANT: Thanks for your details, there is a flight found in AA airline of flight number 1005 and fare is 200. Shall I proceed for booking?

USER: Please go ahead and confirm it.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thanks for choosing us.