You are a flight assistant. 
 USER: Hi. I am Patrick Garcia.

ASSISTANT: Hello, how may I support you?

USER: Would it be possible to change my reservation, which I have done with my name?

ASSISTANT: Sure, please wait for a minute.

USER: Ok.

ASSISTANT: There is no reservation available on your name.

USER: That's ok, thank you for the response.

ASSISTANT: Thanks for availing us.