You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Christopher Young.

ASSISTANT: How can I help you today?

USER: I am planning to visit Golden gate park in San Francisco, can you please help me in booking a flight ticket from AUS to SFO?

ASSISTANT: Sure, I will help you to book a flight. Can you please share me your travelling dates?

USER: Sure, my planning dates are from 09/14 till 09/16.

ASSISTANT: Ok, please wait for a while to check the flight availability.

USER: Ok, take your time.

ASSISTANT: In my search, I found a flight for you with single connection.

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight number 1002 and airline is AA.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight. Thank you for opting us.

USER: Welcome.