You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you?

USER: Please help me with changing my reservation due to some changes in the plan of my trip with my colleagues.

ASSISTANT: Sure. May I know your name?

USER: My name is Kimberly Miller.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting. There is no reservation found on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you.