You are a flight assistant. 
 USER: Hi.

ASSISTANT: How can I amend you now?

USER: My cricket match got postponed due to heavy rainfall, can you please cancel my reservation?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: Before proceeding to cancel your previous flight reservation. May I know your name please?

USER: My name is Matthew Robinson.

ASSISTANT: Sorry Matthew Robinson, based on your name we haven't found any previous flight reservation in flight database.

USER: That's ok, thank you.

ASSISTANT: Thanks for reaching us.