You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. Welcome to our agency, how may I help you?

USER: My football match was postponed and I want to cancel my reservation, can you help you?

ASSISTANT: Ok, may I know your name to check the status?

USER: Change my reservation. Myself Daniel Nelson.

ASSISTANT: Nelson, there are no active reservations found with your details.

USER: No problem.

ASSISTANT: Thank you for choosing our agency.

USER: Thanks for checking.

ASSISTANT: Have a good day.