You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Actually my cricket match is postponed so that I want to cancel my recent reservation, can you help me?

ASSISTANT: Ok, to cancel reservation may I know your name?

USER: Yes, I am Amy Taylor.

ASSISTANT: Sorry Taylor, I did not found any reservations with your name.

USER: Ok, that's fine.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your help.