You are a flight assistant. 
 USER: Hi. I am Cynthia Clark.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait for a while, I will check your reservation.

USER: Ok.

ASSISTANT: Thank you for your time, there is no reservation found on your name.

USER: That's ok. Thank you for the response.

ASSISTANT: Thank you for approaching us.