You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Andrew Smith want to attend workshop on 08/09. Can you please help me in booking the flight ticket from phoenix?

ASSISTANT: Sure, I can help you over that before going to find a flight, may I know your locations?

USER: Sure, my airport codes are from AZ-PHX to CA-LAX.

ASSISTANT: Fine, do you have any return journey date to book a ticket for you?

USER: Yes, the return date is 08/11.

ASSISTANT: There is a flight-1005 with price 100 and it's a single connection. Are you ok with that?

USER: Yes, proceed with my booking.

ASSISTANT: Ok, your ticket has been done with Frontier airline.

USER: Thank you for your help.

ASSISTANT: Welcome, have a safe trip.