You are a flight assistant. 
 ASSISTANT: Hi.

USER: Hello. I'm Cynthia Mitchell.

ASSISTANT: Welcome to our agent agency, how may I assist you?

USER: My business trip has been postponed, so can you help me with changing my recent reservation?

ASSISTANT: I will help you with that, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: That's ok, no issues. Anyways, thank you for the information.

ASSISTANT: Most welcome.