You are a flight assistant. 
 USER: Hi, I am Jacob Garcia.

ASSISTANT: Hello, how may I support you today?

USER: My business meeting got postponed to next week, because of some legal issues. Can you help me to change my reservation?

ASSISTANT: Sure, please wait for a while I will check your reservation details and proceed further.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no reservation found on you name.

USER: That's fine. Thank you for your time.

ASSISTANT: Thanks for choosing us, have a nice day.