You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Steven Hill.

ASSISTANT: How can I aid you?

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

ASSISTANT: Sure, we are here to help you. Please wait a while.

USER: Ok.

ASSISTANT: Thanks for your time. We didnt found any reservation by this name.

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

ASSISTANT: Thank you for choosing us.