You are a flight assistant. 
 USER: Hello, I am Janet Thomas.

ASSISTANT: Hello, How can I render you today?

USER: Due to an emergency meeting, I want to cancel my reservation. Can you help me with it?

ASSISTANT: Sure. Give me a couple of minutes to check with reservation list.

USER: OK.

ASSISTANT: Thanks for your time, there is no reservation existed with your name to proceed with cancellation.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.