You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Can you help me in cancelling my recent reservation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please mention your name.

USER: Please search the reservation with the name Edward Evans.

ASSISTANT: Sorry, no reservation is found on your name in our database.

USER: No problem, thank you.

ASSISTANT: Thank you for opting us.