You are a flight assistant. 
 USER: Hello, I am Nancy Scott.

ASSISTANT: Hello, how may I abet you today?

USER: I would like to visit Zilker Park at Austin, AUS on weekend with my friends. Can you please make a reservation within the fare of 500?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: May I know your origin airport code?

USER: My origin point is Phoenix, PHX.

ASSISTANT: Please help me with your travel dates?

USER: My journey start on 05/21 and I need to return on 05/23.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a connecting flight with price of 100 and 1020 flight number. Shall I proceed?

USER: Ok, confirm my ticket.

ASSISTANT: Your booking has been confirmed with Delta airline.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us.