You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Owing to an emergency, I want to cancel my recent reservation.

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: My name is Mary Jackson.

ASSISTANT: Thank you. Please wait for a while, let me check your reservation status in our database.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found under your name in our database.

USER: Not an issue, thank you.

ASSISTANT: You are most welcome.