You are a flight assistant. 
 USER: Hello, Elizabeth Campbell here.

ASSISTANT: Hello. Welcome to Abc airline agency. How can I assist you today?

USER: I am looking for a flight ticket on the route from PHX to ATL, can you please search for it?

ASSISTANT: Sure, will you provide your travelling dates?

USER: I am heading from Phoenix on 03/22 and I would like to return on 03/24. Please ensure that flight should be with in the price of 500. And please check for single connection flight.

ASSISTANT: Please give me a moment.

USER: Sure, take your time.

ASSISTANT: As per your request, there is a flight with price 300 and the connections 1. Shall I proceed for booking?

USER: Please go ahead to book.

ASSISTANT: Your ticket is booked.The flight number is 1020.

USER: Thank you for reserving my ticket. Have a good day.

ASSISTANT: Welcome, have a great day.