You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: Actually I made a earlier reservation to go for a trip with my friends, but heavy work load in office I want to change my reservation.

ASSISTANT: Sure, I am perky to help you. Please let me know your good name.

USER: Ashley Lopez is my name.

ASSISTANT: Sorry, there is no active reservation on your name in our records.

USER: That's ok, thank you.

ASSISTANT: Thank you for contacting us.