You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I am Patricia Smith. Can you find a direct flight from AUS to MCO, for attending a business meeting in Orlando.

ASSISTANT: Sure, I here to help you but I need your vacation trip dates to search flight for you.

USER: Sure, I will take a flight on 10/09 and 10/11.

ASSISTANT: Please wait for a minute, let me check.

USER: Price should not exceed than 200. Sure, take your time.

ASSISTANT: Sorry, I could not find a flight with your travel dates.

USER: It's ok, thanks for checking.

ASSISTANT: My pleasure, have a nice day.