You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Myself Daniel Carter. Owing to an emergency, I want to cancel my recent reservation. Can you please help me out?

ASSISTANT: Sure Carter, please wait a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry to say that, there is no reservation found on your name.

USER: Not a big problem, anyway, thank you for the information.

ASSISTANT: Thank you for approaching us.

USER: Thank you for searching.