You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you?

USER: I am Susan Martinez want to cancel my reservation, can you help me with it please?

ASSISTANT: Sure. Please wait for a while, I will check your reservation.

USER: Ok.

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

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

ASSISTANT: Thank you for approaching us.