You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you today?

USER: I already have an reservation to attend a meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation. Can you help me to change my reservation?

ASSISTANT: Sure, may I know your good name please?

USER: I am Amy Martin.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, no reservation found with your name to change.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thanks for approaching us.