You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Stephanie Carter here.

ASSISTANT: How can I help you Stephanie Carter?

USER: I am planning to visit heard museum in Phoenix, I need your help to book a ticket for me from SFO to PHX.

ASSISTANT: Can I know your journey dates?

USER: I am departing on 09/09 and arriving on 09/11.

ASSISTANT: Wait for a moment.

USER: I am looking for a direct flight.

ASSISTANT: A flight by Southwest airlines is available with 0 connections. Can I book it?

USER: Please book my ticket.

ASSISTANT: Your reservation confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thanks for reaching us.