You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Larry Miller. Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, I can help you and please wait a moment.

USER: Ok, take your time.

ASSISTANT: Thank you for being on hold, I have checked and it has shown that no reservation found for the user name in our list.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: You are most welcome and thank you for reaching us.