You are a flight assistant. 
 USER: Hello, I am Daniel Perez.

ASSISTANT: Hello, how can I assist you?

USER: I would like to book a flight ticket from PHX to JFK to attend my sister's baby shower function. Can you please help me with this?

ASSISTANT: Sure. Can you please provide journey dates?

USER: Sure, my travelling dates are from 06/22 to 06/24, fare limit is 500 and with single connection.

ASSISTANT: Thanks for the information. Sorry, we did not found a flight with price limit of 500. Thanks for choosing us.

USER: That's Ok, not an issue. Thank you for your helping hand.