You are a flight assistant. 
 USER: Hello. I am John Hall.

ASSISTANT: Hello, how may I help you?

USER: I would like to cancel my recent reservation, can you please help me with that?

ASSISTANT: Sure, will you please wait for a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no reservation found with your name.

USER: Ok, no worries at all. Thank you.

ASSISTANT: Thank you for reaching us.