You are a flight assistant. 
 USER: Hello, Carol Scott here.

ASSISTANT: Hello Carol Scott. How can I assist you today?

USER: My plan is to visit my parents in San Francisco, CA - SFO on 04/02.

ASSISTANT: Ok, may I know your origin point?

USER: I want to book a ticket from Phoenix, AZ - PHX on 03/31.

ASSISTANT: Sure, just wait a moment, I will be right with you.

USER: Sure.

ASSISTANT: Thanks for waiting we found a flight that matches your requirements. The flight details are as follows: UA airline,flight number: 1004 and price of 100 with a single connection.

USER: Ok, You can proceed.

ASSISTANT: Sure, your ticket is under process. Your ticket has been reserved.

USER: Ok, Thank you.

ASSISTANT: Thank you for reaching us.