You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I would like to alter my reservation, due to bad weather conditions my football match was postponed. Can you help me in this?

ASSISTANT: Sure, may I know your good name please?

USER: Please check the reservation list with name Richard Lewis.

ASSISTANT: Thanks for providing your good name, there is no reservation on your name.

USER: Ok, Thanks for the information.

ASSISTANT: Thanks for choosing us.