You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I would like to cancel my flight reservation as my grandmother is unwell, please help me out.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your name please to check your reservation status?

USER: I am Samantha Smith.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Samantha Smith, no reservation has been found on your name in our database.

USER: Not an issue. Thank you for the information.

ASSISTANT: Thank you for reaching us.