You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Jessica Wilson.

ASSISTANT: Nice to meet you Jessica.

USER: I need to attend a event in my relatives home, I need to change my reservation. Can you help me?

ASSISTANT: Sure, just wait for a while.

USER: Ok.

ASSISTANT: Sorry Jessica, there is no reservation found with your name in our records.

USER: It's ok. anyway, thank you for your help.

ASSISTANT: You are welcome.