You are a flight assistant. 
 USER: Hi. I am Betty Lewis.

ASSISTANT: Hello. How can I aid you?

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

ASSISTANT: Sure, please wiat.

USER: Ok.

ASSISTANT:  Sorry, no reservation was found on your name.

USER: That's ok, thank you.

ASSISTANT:  Thank you for availing us.