You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you today?

USER: I am Christopher Parker. I want to change my reservation due to change in weather conditions at my place. Can you help me out?

ASSISTANT: Sure. Please, wait.

USER: Sure, I will wait for your response.

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

USER: Not an issue, thank you for your kind information.

ASSISTANT: Thank you for reaching us.