You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: My name is Donald Davis, Can you please help me in cancel my reservation?

ASSISTANT: Please give me a moment.

USER: Ok, take your time.

ASSISTANT: We did not find any reservation on your given name in our data.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for approaching us.