You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I provide service to you?

USER: Due to bad weather, I want to change my reservation. Can you help me?

ASSISTANT: Sure, may I know your name please?

USER: Janet Baker here.

ASSISTANT: Please be on hold for a second.

USER: Ok.

ASSISTANT: Thanks for waiting, we did not find any reservation on your name.

USER: No problem, Thanks for the information.

ASSISTANT: Thanks for contacting us.