You are a flight assistant. 
 USER: Hi, I am Frank Hall.

ASSISTANT: Hello, how may I help you today?

USER: I want to celebrate my grandson's ceremony in Phoenix, AZ - PHX. Can you please book a ticket for me?

ASSISTANT: Sure, can I have your journey details to proceed further?

USER: I would like to start from Houston, TX - HOU. I have to depart on 06/13 and return on 06/15.

ASSISTANT: Ok, please wait a moment, let me check the availability and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, we are glad to inform you that a flight has found of Southwest airline, flight number-1013 connections-1 and price limit is 200.

USER: You can proceed booking.

ASSISTANT: Sure, your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Most welcome, have a safe journey.