You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Nancy Mitchell here. I want to attend a press conference at PHL, can you please search for a flight from AUS?

ASSISTANT: May I know your desired travel dates please?

USER: My travelling dates for this journey will be from 02/16 to 02/18.

ASSISTANT: Please wait a while.

USER: Ok, please check for the flights within the price of 200 only.

ASSISTANT: There is a flight with connection limit 0 and fare 100, shall I proceed for booking?

USER: Can you please check for the available flights with 1 connection for me?

ASSISTANT: Sorry to say, there is no flight on your desired travel dates.

USER: Oh! That's fine, please do not book it for me.

ASSISTANT: Thank you for opting us.

USER: Thank you for your great assistance.