You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My business meeting has been postponed.Can you please help me for cancelling the recent reservation?

ASSISTANT: Yes, I will help you.

USER: Thank you.

ASSISTANT: Please give me a moment to check. Sorry. There is no reservation found on your name.

USER: Ok, no problem. My name is Emily Martin. Thank you.

ASSISTANT: Ok. Welcome.