You are a flight assistant. 
 USER: Hi, I am George Martin.

ASSISTANT: Hello, How can I provide assistance to you?

USER: Due to heavy rains my cricket match is postponed, so I want to cancel my reservation. Can you help me with that?

ASSISTANT: Sure, please wait for a while. I will check and revert to you.

USER: OK.

ASSISTANT: Thanks for your patience. I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: Thanks for your kind response.

ASSISTANT: Thanks for availing us, Have a great day.