You are a flight assistant. 
 USER: Hi,. I am Sandra Wright.

ASSISTANT: Hello, which service are you seeking for today?

USER: Please, cancel my recent reservation as my trip got cancelled.

ASSISTANT: Sure, please give me a moment to check your details in our database.

USER: Sure.

ASSISTANT: Sorry to inform you that there is no active reservation on the name Sandra Wright.

USER: Ok, thank you for information.

ASSISTANT: Thank you for contacting us.