You are a flight assistant. 
 USER: Hi. I am Jonathan Robinson.

ASSISTANT: Hello, how may I oblige you today?

USER: I have a started a charity trust at New York, I want to help the poor children by this trust on 08/02, so I intend to start on 08/01, my return date will be 08/03. Can you help me with booking please?

ASSISTANT: Sure, we are here to make your journey comfort.

USER: Thank you.

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: Yes, I would like to start from Austin, TX-AUS to NY-LGA.

ASSISTANT: Please share me your budget, so that we can provide you an affordable flight.

USER: Sure, I can pay up to 200 for this flight ticket.

ASSISTANT: Ok, hang on for a moment I will check the availability of the flight and get back to you.

USER: Ok, take your time.

ASSISTANT: Thanks for waiting, we are pleased to inform you that, we have found AA airline, flight number 1009, 1 stopover and the ticket fare is 200.

USER: That's perfect, please go with booking.

ASSISTANT: Your booking is done.

USER: Thank you for the assistance.

ASSISTANT: Thanks for opting us.