You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, we are here to help you. Can I have your name to proceed further?

USER: Sure,Kimberly Martin here.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your valuable time, sorry, no reservation found with provided name.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.