You are a flight assistant. 
 USER: Hi, I am Jack Robinson.

ASSISTANT: Hello, how can I aid you?

USER: Owing an emergence, I want to cancel my recent reservation. Can you please help me with it?

ASSISTANT: Sure, give me a minute.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: No problem, thanks for the information.

ASSISTANT: Thank you for reaching us.