You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me in cancelling my recent reservation, as my exam got cancelled.

ASSISTANT: Sure, I am here to help you out with that.

USER: Thank you.

ASSISTANT:  Can you please share your name to check your reservation status?

USER: Myself, Melissa Baker.

ASSISTANT: Ok, please give me a moment.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name in our records.

USER: Ok, no issues, thank you for checking.

ASSISTANT: Thank you for reaching us.