You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, welcome to ABC agency.

USER: I am Gary king.

ASSISTANT: How may I help you for today?

USER: I am planning to visit Zilker park in Aus, can you book a ticket for me?

ASSISTANT: Sure, can you please provide the dates of travel?

USER: I want to start from OAK. My planning dates are from 10/12 to 10/14.

ASSISTANT: I found a flight available with UA airlines, may I confirm your ticket?

USER: Please book the ticket.

ASSISTANT: Ok, your ticket has been booked and the flight number is 1014.

USER: Thank you for your help.

ASSISTANT: Thank you, have a great trip.

USER: Thank you.