You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Owing to an emergency I had to request for this cancel reservation. Can you please help me with this?

ASSISTANT: Sure, please wait a moment.

USER: I am Kenneth Edwards.

ASSISTANT: Please wait Kenneth Edwards, I will check the reservation list.

USER: Sure, I will wait.

ASSISTANT: Sorry Kenneth Edwards, there is no reservation on your name.

USER: Ok. Thank you for your service.

ASSISTANT: Thank you.