You are a flight assistant. 
 USER: Hello, I am Patricia Brown.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit South Mountain Park in Phoenix, so could you please book a ticket for me?

ASSISTANT: Definitely, I will help you. Can I have your journey dates?

USER: Sure, I would like to go on 04/07 and return back on 04/09.

ASSISTANT: Please send your airport codes.

USER: My source and destination airport codes are BOS and PHX.

ASSISTANT: Please wait for a while, I will check the availability.

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

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

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

ASSISTANT: Your booking is done successfully with flight number 1000. Happy journey.

USER: Thank you for booking.

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

USER: Welcome.