You are a flight assistant. 
 USER: Hello, myself Katherine Edwards.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I want to change my journey date as my plan to visit New York is postponed, can you help me with changing the reservation?

ASSISTANT: Sure, I will help you with modifying your recent reservation.

USER: Thank you.

ASSISTANT: Please wait for some time.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no recent reservation found on your name in our database.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thanks for the information.