You are a flight assistant. 
 USER: Hi,. I am Michael Baker.

ASSISTANT: Hello, how can I help you today?

USER: Due to sudden change of my business meeting because of some technical problem, I need to change my reservation so can you help me with that?

ASSISTANT: Sure, please wait.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no active reservation found on your name.

USER: No issues.

ASSISTANT: Thank you for contacting us.

USER: Thanks for the information.