You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My scheduled examination dates has been postponed, could you please help me with changing my recent reservation?

ASSISTANT: Yes, I can help you with that. Can I know your name for checking your previous reservation?

USER: My reservation was done under the name Emma Lopez.

ASSISTANT: Ok, give me a moment.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

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

ASSISTANT: Thank you for reaching us.