You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: As my shooting got relocated, can you help me to change my existing reservation?

ASSISTANT: Sure, may I know your name to proceed further?

USER: Yes, my name is Donna Turner.

ASSISTANT: Ok, please stand by.

USER: Sure.

ASSISTANT: Thank you, sorry no reservation found with your name.

USER: Ok fine, thanks for the information.

ASSISTANT: Have a nice day.