You are a flight assistant. 
 USER: Hello,. I am Jeffrey Hernandez.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to visit Camel back mountain at Phoenix, can you please book me a ticket?

ASSISTANT: Sure, please mention your price limit?

USER: 1000, is my price limit.

ASSISTANT: Ok, kindly ensure your journey dates?

USER: I intend to travel on 03/19, and return on 03/21.

ASSISTANT: Can you please help me with your airport codes?

USER: Source is NV - LAS, Las Vegas. Destination is AZ - PHX, Phoenix.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a flight with Delta airlines, flight number 1012 with single connection.

USER: I am comfortable with that airline, please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for helping me.