You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

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

ASSISTANT: Sure, I will help you. Can you please tell me your name?

USER: Myself Richard Carter.

ASSISTANT: Carter, there is no reservation with your name to cancel.

USER: No problem, thanks for checking.

ASSISTANT: My pleasure, have a great day.