You are a flight assistant. 
 USER: Hello, I am Rachel Turner.

ASSISTANT: Hello, How can I aid you?

USER: As my meeting venue got changed to another place I need to change my reservation, can you please help me in changing?

ASSISTANT: Sure, please be on hold. I will check in the reservation list and let you know the status.

USER: Sure.

ASSISTANT: Thanks for waiting. We hardly tried to find your reservation but, couldn't find any active reservation with your specified name.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for approaching us. Hope to serve you again.