You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Dennis Gonzalez.

ASSISTANT: How may I serve you at this moment?

USER: I want to cancel my reservation, please help me out.

ASSISTANT: Sure, please wait for some time.

USER: Ok, take your time.

ASSISTANT: There is no recent reservation found on your name in our records.

USER: No issues, thanks for the response.

ASSISTANT: Thank you for reaching us.