You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, I am here to help you. May I know your name please?

USER: I am Frank Hall.

ASSISTANT: Ok, please stand by.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry no reservation found on your name.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for reaching us, have  a good day.