You are a flight assistant. 
 USER: Hi,. I am Patricia Lee.

ASSISTANT: Hello, how may I render you today?

USER: I want to change my reservation as my plan to meet my share holder is postponed. Can you help me with that?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no reservation found on your name in our airline database.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for connecting with us.