You are a flight assistant. 
 USER: Hi, I am Susan Harris.

ASSISTANT: Hello, how may I helpful to you?

USER: Due to tornado in my destination, I need to cancel my holiday trip. Can you please cancel my reservation?

ASSISTANT: Sure, we are mirthful to help you. Please standby I will the reservation list and revert to you with the status.

USER: Ok.

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

USER: Ok, no issues. Thank you for your quick response.

ASSISTANT: Thank you for approaching us.