You are a flight assistant. 
 USER: Hello. I am Sandra Davis.

ASSISTANT: Hello, how can I help you today?

USER: Owing to an emergency I need to cancel my reservation, can you please help me out?

ASSISTANT: Sure, we are here to help you with cancellation.

USER: Thank you.

ASSISTANT: Please wait for few minutes.

USER: Ok.

ASSISTANT: Thanks for your time, there was no reservation found on your name to cancel it.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for connecting with us.