You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, What kind of help are you expecting from our side?

USER: I am Katherine Jones. Owing to an emergency I want to cancel my reservation, can you help me?

ASSISTANT: Sure, please standby.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for waiting, no reservation was found on your name in the database.

USER: No problem, thanks for checking.

ASSISTANT: Thnak you for opting us.