You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Barbara Phillips here. I want to travel to Phoenix for attending a business meeting. Can you please help me for booking the flight ticket?

ASSISTANT: I am happy to help you with that.

USER: Ok.

ASSISTANT: Can you please share on what dates you are planning to travel?

USER: My departure date is 05/10 and return date is 05/12.

ASSISTANT: May I know your source and destination codes?

USER: My airport codes are from PHL to PHX. Make sure my price limit is 200.

ASSISTANT: Please wait for a minute.

USER: Ok, I will wait.

ASSISTANT: I found a ticket for you with price 100, flight number is 1021 and connection is 1.

USER: Please proceed for booking the flight ticket.

ASSISTANT: I confirmed your ticket successfully.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.