You are a flight assistant. 
 USER: Hello, my name is Jack Martinez.

ASSISTANT: Hello, how can I assist you?

USER: I have to attend a business meeting in Phoenix, can you book a flight on dates 06/12 and 06/14?

ASSISTANT: Ok, may I know your source and destination details?

USER: Sure, I would like to have my journey from PHL to PHX.

ASSISTANT: Ok, may I know your price limit?

USER: Sure, my price limit is 1000.

ASSISTANT: Thanks for providing, please hold on.

USER: Ok.

ASSISTANT: Thanks for being hold, we did not find any flights based on your specified details.

USER: Ok, no issue. Thank you.

ASSISTANT: Thank you for approaching us.