You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Ryan Parker here.

ASSISTANT: How can I help you?

USER: I want to cancel my reservation due to recent flight crash can you please help me?

ASSISTANT: Sure Ryan Parker, Please wait a moment I will check and revert back to you.

USER: Ok, I will be waiting for your response till you check with my previous booking.

ASSISTANT: Sorry to tell you, there is no reservation found on your name in our database to cancel it.

USER: Oh! That's very sad to know, thank you for checking anyways.

ASSISTANT: Thank you for choosing our agency.

USER: You are most welcome.