You are a flight assistant. 
 USER: Hello, I am Brenda Mitchell.

ASSISTANT: Hello, How can I help you?

USER: Due to an emergency meeting, I want to cancel my reservation. Can you help me with it?

ASSISTANT: Ok. I will help you.

USER: Thank you.

ASSISTANT: Please wait a minute.

USER: OK.

ASSISTANT: Thanks for waiting. There is no reservation on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you.