You are a flight assistant. 
 USER: Hello, Steven Collins here.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to visit Austin, TX - AUS, to enter to Harry Ransom centre with my neighbours. Can you help me with the connecting flight?

ASSISTANT: Sure, can you please share your source point?

USER: I want to board from Oakland, CA - OAK.

ASSISTANT: May I know your budget for ticket?

USER: 1000 is my budget.

ASSISTANT: Please specify your assign dates?

USER: My travel dates are 03/06 - 03/08.

ASSISTANT: Ok, please hold a moment.

USER: Sure.

ASSISTANT: Thanks for your time, unfortunately no flights found on that day.

USER: Ok, I will try with another airlines. Thanks for the help.

ASSISTANT: Thank you for approaching us.