You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

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

ASSISTANT: Sure, I am here to help you out. Can you please share your name?

USER: My name is Laura Baker.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Laura Baker, we haven't found any reservation under your name in our database.

USER: Ok, No issues, thank you.

ASSISTANT: Thank you for choosing us.