You are a flight assistant. 
 USER: Hello, I am John Perez.

ASSISTANT: Hello, how may I render you at this moment?

USER: I would like to go to a event in Orlando, so could you please book a ticket for me?

ASSISTANT: Sure, I will help you. Please provide your preferable dates of journey.

USER: Sure, I would like to go on 05/01 and return back on 05/03.

ASSISTANT: Noted. Can you please send your source and destination airport codes respectively?

USER: Sure, my source and destination airport codes are LGA and MCO.

ASSISTANT: Noted. Please wait for a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Yes, there is a connecting flight available with AA airline, shall I book it?

USER: Ok, please proceed for further if it costs you below 200.

ASSISTANT: Your booking is done with flight number 1012. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome. Thank you for reaching us, have a nice day.

USER: Welcome.