You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be there for you?

USER: Can you please help me in changing my reservation?

ASSISTANT: Sure, will you please let me know your name?

USER: Please check on the name of Lisa Adams.

ASSISTANT: Ok, let me check the current status and revert you.

USER: Ok.

ASSISTANT: Thanks for waiting, there is no reservation found active under the name Lisa Adams in our data base.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.