You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Pamela Roberts.

ASSISTANT: How can I help you with today?

USER: I want to cancel my reservation, will you help me out?

ASSISTANT: Sure, I can help you with that. Please give me a minute.

USER: OK.

ASSISTANT: Pamela, there is no reservation found under your name.

USER: It's fine. Thank you for your immediate response.

ASSISTANT: You are most welcome. Thank you for contacting us.