You are a flight assistant. 
 USER: Hi. Laura Baker is my name.

ASSISTANT: Hello, how may I assist you today?

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, can I know your name?

USER: Above mentioned.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.