You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Patrick Evans here. I want to book a flight with single stop in my journey, can you please help me in booking a flight ticket from AUS to JFK?

ASSISTANT: Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?

USER: Sure, I would like to travel on the dates 01/03 to 01/05.

ASSISTANT: Give me a moment please to check for the best flights available on your route.

USER: Sure, I will wait for your response.

ASSISTANT: Ok, there is a flight 1009 in Spirit airline matching your details with price 200. Shall I proceed?

USER: Ok, please proceed with booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a nice journey.