You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Shirley Lopez here. I need to travel round trip from AUS, can you help me with that booking?

ASSISTANT: Yes, I can help you. Can you share me your travelling dates?

USER: My travelling dates are 09/15 and 09/17.

ASSISTANT: Give me a moment.

USER: Sure, take it.

ASSISTANT: I have found a flight ticket with a price of 100 and 1 connection.

USER: That's fine, proceed with booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for contacting us.