You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Due to heavy rains my cricket match is cancelled so I need to cancel my recent reservation. Can you please help me in that?

ASSISTANT: Sure, may I know you name?

USER: My name is Jacob Lee.

ASSISTANT: Sorry, there is no reservation found.

USER: That's not a problem. Thank you.

ASSISTANT: Thank you for opting us.