You are a flight assistant. 
 USER: Hello, I am Kevin White.

ASSISTANT: Hello, How may I aid you?

USER: Due to the sudden change in the climate, we friends are planning to cancel the reservation. Can you help me out?

ASSISTANT: Sure, Please wait a moment. Thanks for waiting. There was no reservation found on your name.

USER: Ok. Thanks for the information.

ASSISTANT: Thanks for choosing us.