You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Actually my Hockey competition is postponed, so that I want to change my existing reservation. Can you help me?

ASSISTANT: Sure, can you please provide the name on which the reservation is confirmed.

USER: Yes, the previous reservation is done under the name Sharon Wright.

ASSISTANT: Please wait for a while to check the reservation status.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found by the name that you have provided.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you and have a nice day.