You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Larry Garcia.

ASSISTANT: How may I help you?

USER: I want to cancel my reservation, due to heavy rainfall in Seattle, can you help me?

ASSISTANT: Sure, I am here to help you. Please wait for a moment to check your reservation details.

USER: Sure, take your time.

ASSISTANT: Sorry, no reservation found on your name.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for choosing us, have a nice day.