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

ASSISTANT: Hello, how may I help you?

USER: There is a memorial service, at the World trade center site, New York, for the victims. I will be travelling from AZ - PHX to NY - EWR. Travel dates are 09/21 to 09/23.

ASSISTANT: Ok, please wait a moment, I'll check the details.

USER: With price 200, and one connection.

ASSISTANT: Ok, there is a flight 1022 in Southwest airline available with your requirements with price 100.

USER: Please book this flight.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thanks for contacting us, have a safe journey.