You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jacob Allen here.

ASSISTANT: How can I assist you?

USER: Owing to an emergency I have request you to cancel my reservation. Can you please help me out with that?

ASSISTANT: Ok, sure please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry, no reservation found on your name to cancel.

USER: Oh! I think it might be cancelled by my mother. Anyway, thank you for the information.

ASSISTANT: Thank you for reaching us.