You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you now?

USER: I am Justin Baker.

ASSISTANT: Ok.

USER: Can you help me to book a flight with 500 price limit?

ASSISTANT: Sure, can you please mention the travelling dates of your journey?

USER: My travelling dates are 01/02 and 01/04.

ASSISTANT: Ok, may I know the airport codes please?

USER: My preferable codes are PHL and ATL.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, there is a flight 1004 in Frontier airline with 0 connection. Can I proceed?

USER: Proceed. Check with 1 connection.

ASSISTANT: Your booking is done, have a safe journey. Sorry, there is no flight with 1 connection limit.

USER: Ok, no issues. Thank you for your time.

ASSISTANT: Thank you for approaching us, have a nice day.