You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Due to some personal activities I want to cancel my recent reservation, can you help me with this?

ASSISTANT: Ok, please provide your name so that I can help you by checking your status of reservation.

USER: Please check reservation with the name of Jack Davis.

ASSISTANT: Thanks for giving your name, please wait a moment let me check.

USER: Sure, I will wait for your good response.

ASSISTANT: It's ok, thanks for contacting us. There is no reservation on your name.

USER: It's not a problem. Thanks for your checking.

ASSISTANT: Welcome, have a good day.