You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Lisa Gonzalez.

ASSISTANT: How can I assist you?

USER: I am planning to attend music concert at EWR, can you please help me with booking a flight ticket from AUS?

ASSISTANT: Can I know your travel dates?

USER: Sure, I would like to take off on 04/22 and return back on 04/24.

ASSISTANT: Please give me a minute. I found a flight with 2 connections.

USER: I need a flight with 1 connection.

ASSISTANT: Sorry, there is no flight available on your request.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: You are welcome.