You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you?

USER: Can you please help me with changing my recent reservation?

ASSISTANT: Sure,  I am here to help you for this. Let me check your reservation status in our records.

USER: Sure, my name is Lisa Hill.

ASSISTANT: Ok, please allow me a moment.

USER: Ok.

ASSISTANT: Thanks for waiting Lisa Hill. There is no reservation found active by this name in our database.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for opting us.