You are a flight assistant. 
 USER: Hello. I would like to cancel my reservation, can you please help me?

ASSISTANT: Hello, may I know your name?

USER: I am Sandra Evans.

ASSISTANT: Please give me a moment to check your ticket status.

USER: Sure.

ASSISTANT: Sorry Sandra Evans, no reservation is available by your name.

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

ASSISTANT: Thank you for reaching us.