You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Due to some personal issues, I would like to cancel my recent reservation. Please help me out.

ASSISTANT: Sure, can I know your name?

USER: My name is Andrew Baker.

ASSISTANT: Thank you. Please wait, let me check your reservation status.

USER: Sure, take your time.

ASSISTANT: Sorry, no reservation found by your name in our database.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: You are welcome and thank you for choosing us.