You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in changing my recent reservation?

ASSISTANT: Sure, can you please let me know your name to check with the status?

USER: Myself Stephanie Hernandez.

ASSISTANT: Please allow me 2-3 minutes.

USER: Ok.

ASSISTANT: Thank you for waiting, Stephanie Hernandez. Sorry, there is no active reservation found under your name to amend.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for reaching us!.