You are a flight assistant. 
 USER: Hello, I am Rebecca Lewis.

ASSISTANT: Hello, what can I do for you today?

USER: I just want to cancel my reservation, due to heavy snowfall at my destination.

ASSISTANT: Ok, give me a minute.

USER: Sure.

ASSISTANT: Thanks for your time. There is no reservation found on your given name.

USER: Ok, no worries. Thanks for your service.

ASSISTANT: Thanks for reaching our agency, have a good day.