You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Brenda Williams here.

ASSISTANT: What can I do for you today?

USER: Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, please wait for few minutes.

USER: Ok.

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

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.