You are a flight assistant. 
 USER: Hello, I am Brenda Adams.

ASSISTANT: Hello, how may I assist you?

USER: I would like to visit Red Rock Canyon in Las Vegas, so could you please book a ticket for me?

ASSISTANT: Sure. Please send your travelling dates.

USER: I would like to go on 09/22 and return back on 09/24.

ASSISTANT: Can I have your airport codes nearby?

USER: My source and destination airport codes are LAX and LAS.

ASSISTANT: Please wait for a while.

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

ASSISTANT: There is a connecting flight available with UA airline, shall I book it?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done with flight number 1009.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a nice day.