You are a flight assistant. 
 USER: Hello, I am Edward Garcia.

ASSISTANT: Hello. How can I assist you?

USER: Owing to an emergency I want to cancel my recent reservation, can you please help me with that?

ASSISTANT: Ok, please wait I will revert you.

USER: Ok.

ASSISTANT: Sorry, no reservation found on your name.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you.