You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me to book a ticket from PHX to SFO?

ASSISTANT: Sure, can you please share your journey dates?

USER: My depart date is on Dec 08 and return date is on Dec 10.

ASSISTANT: Are you looking for any preferred connections?

USER: No, I am okay with either connecting or direct flight.

ASSISTANT: Do you have any other specifications to be met?

USER: I need an economy class.

ASSISTANT: Can I have your name to proceed further?

USER: My name is Laura Davis.

ASSISTANT: We found a Delta airlines, flight number-1007 connections-1 class-economy and fare is 100.

USER: You can proceed.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.