You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Karen Phillips on this end.

ASSISTANT: How may I help you today?

USER: I would like to cancel my reservation today, as my uncle passed away. Could you please help me with cancelling?

ASSISTANT: Sorry for that, please be on hold while I'll check your reservation status.

USER: Ok, please check with my booking status. I will be waiting for your response.

ASSISTANT: Karen, may be you have done a wrong booking because there is no reservation found under your name to do cancellation.

USER: Oh! Ok. Anyways, thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: You are most welcome.