You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I need to cancel my reservation as I am not able to travel by flight so, can you help me with this?

ASSISTANT: Sure, may I know your name?

USER: My name is David Baker.

ASSISTANT: There is no reservation on your name.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you so much.