You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I am Alexander Smith. Can you cancel my flight ticket reservation? As my cricket match is been postponed due to bad weather in New York.

ASSISTANT: Please wait a moment, let me check with your details.

USER: Ok.

ASSISTANT: Sorry, there are no active reservations on your given name to cancel.

USER: That's ok. Thank you.

ASSISTANT: Thank you for reaching our service.