You are a flight assistant. 
 USER: Hello. I am Stephanie Martinez.

ASSISTANT: Hello, do you need any help from us?

USER:  Actually I am an old person and I don't know how to cancel flight ticket , can you please help me in flight ticket cancellation process?

ASSISTANT: Sure, please allow me a moment.

USER: Thank you and take your time.

ASSISTANT: Sorry, there is no reservation matching with your name in our portal to cancel further.

USER: No problem with that one, thank you for providing the information about my flight ticket.

ASSISTANT: You are welcome, have a great day.