You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

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

ASSISTANT: Sure, please help me with your name to check your details.

USER: My reservation was done under the name Nicole Garcia.

ASSISTANT: Sorry, no reservation found on your name.

USER: That's ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us, have a nice day.