You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I made a reservation earlier to attend for an Interview, but it got postponed so I want to change my reservation. Can you help me with this?

ASSISTANT: Ok, please provide me your name to proceed further.

USER: Ok, I have booked a ticket earlier on the name of Amanda King.

ASSISTANT: Ok, there is no reservation with your name.

USER: Ok, no issues. Thanks for your information.