You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Micheal Campbell. Owing an emergency, I want to cancel my recent reservation. Can you please help me out?

ASSISTANT: Sure, we are happy to help you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: We found your reservation, shall I cancel it?

USER: Yes, please.

ASSISTANT: Your reservation is cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.