You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you at this moment?

USER: Can you help me to change the reservation which I had done recently?

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

USER: Ok, my name is Raymond Davis.

ASSISTANT: Please wait.

USER: Ok, I will wait for your response.

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

USER: That is not a problem, thank you for providing the information.

ASSISTANT: Thank you for opting us.