You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can 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. May I know your name?

USER: Ok, my name is Patrick Williams.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for your time, we found a reservation on your name and it is cancelled successfully.

USER: Thank you.

ASSISTANT: Thank you for reaching us.