You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Samantha Turner here.

ASSISTANT: Yes tell me Samantha.

USER: My mother got some health issues so I have to cancel my reservation.Can you please help me with that?

ASSISTANT: Yes sure. Wait a minute.

USER: Ok.

ASSISTANT: Sorry, Samantha I didn't found your reservation.

USER: Ok. Thank you.

ASSISTANT: Most welcome.