You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I have to change my travel airport codes because I have given a airport code which is far to my current location. So, I need your help. Will you please help me in changing the details?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, my name is Virginia Taylor.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is reservation found as per your reservation.Please share your recent airport codes.

USER: My airport codes are JFK - PHX.

ASSISTANT: May I know your travelling dates please?

USER: Sure, my travelling dates are Aug 19 - Aug 21.

ASSISTANT: May I know your connection limit please?

USER: I am looking for a flight with single connection.

ASSISTANT: Do you have any other specifications please?

USER: No.

ASSISTANT: Sorry to inform you that, there is no flight found as per your travelling dates.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us with a query.