You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: I want to cancel my recent reservation due to sudden cancellation of my trip. Can you help me?

ASSISTANT: Sure, may I know your name please?

USER: Thank you. Kimberly Robinson.

ASSISTANT: Wait a while, kindly.

USER: Ok.

ASSISTANT: Sorry, no reservation found under your name to cancel.

USER: That's Fine. Thank you for the information.

ASSISTANT: Thank you for reaching us.