You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Andrew Harris here.

ASSISTANT: How may I assist you?

USER: Can you please book a flight ticket from AUS to LGA?

ASSISTANT: Sure, please share your travelling dates?

USER: Sure, I need to travel on dates of 09/27 and 09/29.

ASSISTANT: Ok, please hold on for a moment.

USER: Sure, take your time.

ASSISTANT: There is a flight 1000 of UA airlines on your requested dates, can I proceed?

USER: That's fine, please proceed with booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you, have a safe flight.

USER: Most welcome.