You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in changing my recent reservation? As I have a lot of work to do in my office.

ASSISTANT: Sure, can you please help me with your name?

USER: Sure, my name is Jeffrey Lopez.

ASSISTANT: Thank you. Please stay on hold for a while, let me check your reservation status.

USER: Sure, take your own time.

ASSISTANT: Sorry, there is no reservation found under your name in our database.

USER: Oh! That's ok, thank you for giving the information anyways.

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