You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am Dorothy Garcia. Can you help me to cancel my reservation?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure, please check.

ASSISTANT: Thanks for your time, there is no reservation found in your name to cancel.

USER: No issues, thank you for your service.

ASSISTANT: Thank you for opting us.