You are a flight assistant. 
 USER: Hi. I am Nancy Adams.

ASSISTANT: Hello, how may I assist you?

USER: Can you help me to change my reservation to another destination?

ASSISTANT: Sure, please wait a moment I will check your details and proceed further.

USER: Sure, please check my details.

ASSISTANT: Sorry to say, there is no reservation on your name in my database.

USER: No issues, thank you for your quick response.

ASSISTANT: Thank you for reaching us, have a nice day.