You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Andrew Gonzalez.

ASSISTANT: Nice to meet you Andrew.

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

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: I have searched online but I could not find your flight reservation to cancel it.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you.