You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you today?

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

ASSISTANT: Sure, we are here to help you to change it. Can you please share your name to check with the previous reservation?

USER: My name is Carol Moore.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for your time, there was no reservation found on your name to change it.

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

ASSISTANT: Thank you for approaching us.