You are a flight assistant. 
 USER: Hello, I am James Wilson.

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

USER: I would like to visit South Mountain Park in Phoenix, so could you please reserve a seat in a flight which is going to Phoenix?

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

USER: Sure, I would like to go on 06/20 and return back on 06/22.

ASSISTANT: Noted, I need your source and destination airport codes to search an appropriate flights for you.

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

ASSISTANT: Noted all the necessary details, can I have a moment please? I will check the availability.

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

ASSISTANT: Thank you for being online. There is a flight available with 1 connection and it's price is 100. Shall I proceed?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done with flight number 1001 and airline is UA. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome. Thank you for opting our services, have a nice day.

USER: Welcome.