You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today from my end?

USER: Can you help me to change my reservation?

ASSISTANT: Sure, I am here to help you out. Please provide me your name to check the reservation status on your name in our database.

USER: My name is Rebecca King.

ASSISTANT: Sorry King, there is no reservation on your name in our reservation list.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for reaching us.