You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I would like to meet my sister on her birthday, can you please help me to book my flight ticket from OAK to AUS?

ASSISTANT: Sure, I will help you. Can I have your planned travel dates please?

USER: Thank you. I want to depart on Sept 3rd and return back on Sept 5th.

ASSISTANT: May I know your name please for booking purpose?

USER: My name is Brian Allen.

ASSISTANT: Do you have any connection preference?

USER: Yes, I need a flight having single connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: I found an economy class in JetBlue airlines with fare 100 and it has single connection. Can I book your ticket?

USER: Great! Please book the ticket for me.

ASSISTANT: Ok, your booking is confirmed with flight number 1000.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.