You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Owing to an emergency, I just want to cancel my recent reservation. Can you please help me with cancellation?

ASSISTANT: Sure, may I know your name?

USER: Sure, My name is Rebecca Phillips.

ASSISTANT: Thank you. Please wait for a moment, let me check your reservation status.

USER: Sure.

ASSISTANT: Sorry, I did not find any reservation under your name in our database.

USER: Ok, thanks for your service.

ASSISTANT: You are most welcome.