You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to cancel my recent reservation due to sudden postpone of my interview date. Can you help me with that?

ASSISTANT: Sure, I will help you. Please, provide your name.

USER: Sure, I am Scott Scott.

ASSISTANT: Give me a minute to check the reservation on your name.

USER: Sure, I will wait.

ASSISTANT: Thanks for your precious time. I am sorry to inform you that, there is no reservation found on your name.

USER: Ok, no worries at all. Thank you.

ASSISTANT: Thank you for reaching us.