You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ryan Collins.

ASSISTANT: How may I help you?

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

ASSISTANT: Ok, please allow me to check with your previous booking.

USER: Thank you.

ASSISTANT: Sorry, there is no active reservation by your name.

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

ASSISTANT: Thank you for approaching us.