You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you for the day?

USER: I have to cancel my previous reservation due to my trip got cancelled because of financial issues. Can you please help me with that?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May, I know your good name?

USER: Sure, please check my reservation with my name Brian Wilson.

ASSISTANT: Please wait for a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, we found no reservation on your given name.

USER: It's ok. I will check my mail once again and contact you soon if any issue raised. Anyway, thank you for your time.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.