You are a flight assistant. 
 USER: Hi, I am Janet Collins.

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

USER: I would like to cancel my reservation as my appointment with my doctor got cancelled. Can you help me with it?

ASSISTANT: Sure, let me go through the reservation list and revert you.

USER: Ok.

ASSISTANT: Thanks for waiting. There is no reservation found by the name you provided.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for consulting us.