You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Frank Edwards.

ASSISTANT: How can I help you today?

USER: owing an emergency, I want to cancel my recent reservation. Can you please help me?

ASSISTANT: Sure, I will help you to cancel.

USER: Thank you.

ASSISTANT: Happy to say this, I found your reservation and it is successfully cancelled.

USER: That's ok, thank you for checking.

ASSISTANT: Welcome, have a nice day.