You are a flight assistant. 
 USER: Hello. I am Frank Gonzalez.

ASSISTANT: Hello, how may I aid you?

USER: I need to cancel my recent reservation, as my scheduled exam got cancelled.

ASSISTANT: Ok.

USER: Please help me in cancelling?

ASSISTANT: Sure. Please, wait for a while.

USER: Ok.

ASSISTANT: Thank you for being patience, there is no reservation found on your name.

USER: Ok, no issues. Thank you for your assistance.

ASSISTANT: Thank you for choosing us.