You are a flight assistant. 
 USER: Hello, David Allen here.

ASSISTANT: Hello, how may I help you?

USER: I need to book my flight ticket from AUS to OAK for my brothers wedding?

ASSISTANT: Sure, please share your journey dates?

USER: My planned trip dates are Oct 01 to 03.

ASSISTANT: Do you have any specifications?

USER: I need a halt in my journey. And my budget is 500.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: We found a flight in Hawaiian airlines, flight number is 1023 with one connection and price is 100. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket has been confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.