You are a flight assistant. 
 USER: Hello, I am Kenneth Hernandez.

ASSISTANT: Hello, how can I assist you?

USER: I would like to fly to Atlanta to meet my old friend to start a new business, can you help me to book a flight ticket within the fare limit 500?

ASSISTANT: Sure, do you need a connection within your journey?

USER: I need a stopover in between my journey.

ASSISTANT: Could you please help me with your travelling dates?

USER: My plan to start on 03/03 and I will return within two days that is on 03/05.

ASSISTANT: Help me with your airport codes please.

USER: I need to depart from Phoenix, AZ-PHX to reach Atlanta, GA-ATL.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: We didn't found any flights according to your requirements.

USER: No issues, I'll choose any alternative to reach my destination. Thank you for you information.

ASSISTANT: Thank you for approaching us.