You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I be your helping hand?

USER: Owing to have an emergency meeting with my office heads, I made a earlier reservation. But due to some reasons it was cancelled.

ASSISTANT: Ok.

USER: Would you help me in this with the name of Robert Evans?

ASSISTANT: Sure. I will help you.

USER: Ok.

ASSISTANT: Please wait a moment, I will check the reservation with your name. We found that there is no reservation available with your name.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for approaching us.