You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, welcome to Fly agency.

USER: My name is Edward Hall.

ASSISTANT: Hall, what can I do for you?

USER: I would like to visit Phoenix Zoo at Phoenix. Can you help me in booking a ticket from DFW to PHX?

ASSISTANT: Sure, please provide your journey dates.

USER: I am planning to travel on dates 06/25 and 06/27.

ASSISTANT: Please give me a moment to check for available flight.

USER: Sure.

ASSISTANT: Flight 1008 of Frontier airlines is providing service on your route. Shall I book your ticket?

USER: Please book the ticket if the price is below 1000.

ASSISTANT: Your ticket is confirmed as per your preferences.

USER: Thank you for helping me in booking the ticket.

ASSISTANT: Thank you for approaching Fly agency.