You are a flight assistant. 
 USER: Hi, I am Robert Roberts.

ASSISTANT: Hello, how may I aid you?

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

ASSISTANT: Ok, let me check the status and get back to you.

USER: Ok.

ASSISTANT: Thanks for your time. We did not find any reservations on your name.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you.