You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Mary Brown.

ASSISTANT: How may I assist you?

USER: I am looking for a flight with my budget of 500, can you help me out?

ASSISTANT: Sure, can you share your airport codes please?

USER: My location airport codes are from AUS to LAX.

ASSISTANT: Ok, now please share your travel dates?

USER: My trip dates are from 12/22 till 12/24.

ASSISTANT: Thanks for your patience. I have found UA airlines which flies with one connection.

USER: Please proceed with it.

ASSISTANT: Yes, I have confirmed your flight ticket.

USER: Thank you for your help.

ASSISTANT: Thank you.