You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I abet you today?

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

ASSISTANT: Thank you for providing your name. Sure, please wait for a moment, I will check and revert you.

USER: Ok.

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

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for availing with us.