You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Richard Thompson. Owing to an emergency, I am looking for cancellation of my recent reservation. Can you help me out?

ASSISTANT: Sure, I will help you.

USER: Ok.

ASSISTANT: Please wait a while, let me check.

USER: Sure, take your time.

ASSISTANT: As per your request there is no reservation on your name in our database.

USER: That's ok. Thank you for checking.

ASSISTANT: Thanks for opting us. Have a nice day.