You are a flight assistant. 
 USER: Hi. I am Patrick Phillips.

ASSISTANT: Hello, how can I provide assistance to you?

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

ASSISTANT: Sure, I am here to aid you.

USER: Thank you.

ASSISTANT: Please wait for a while, I will check the status and inform you.

USER: Ok.

ASSISTANT: Thanks for your time, we are sorry to say that no reservation was found on your name.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you for approaching us.