You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: Due to heavy rain, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, may I know your good name please?

USER: Donna Gonzalez here.

ASSISTANT: Thanks for providing your name. Please wait for a while, I will check the reservation list and revert to you.

USER: Ok.

ASSISTANT: Thanks for being waiting, unfortunately there is no reservation found on your name.

USER: No problem, Thank you.

ASSISTANT: Thanks for contacting us, have a nice day.