You are a flight assistant. 
 USER: Hello, I am Charles Lewis.

ASSISTANT: Hello, how may I aid you today?

USER: I want to watch live music concern at Houston, TX - HOU. Can you please book a ticket with a lay by?

ASSISTANT: Sure, can you please provide your boarding point?

USER: I would like to fly from Phoenix, AZ - PHX.

ASSISTANT: Sure, can I have your price limit?

USER: Price should be under 500.

ASSISTANT: May I know when you want to travel?

USER: I need to depart 11/20 and return on 11/22.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your time, we have found a Hawaiian airline, flight number-1024 connections-1 and price limit is 100. Would you like me to proceed?

USER: Please book this.

ASSISTANT: Sure, your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a great day ahead.