You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you please cancel my reservation due to heavy rainfall at my destination place?

ASSISTANT: Sure, can you please provide me your name to check the reservation?

USER: I am Patricia Smith.

ASSISTANT: Sorry, there is no reservation with your given name.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us.