You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How may I assist you?

USER: Owing an emergence, I want to cancel my recent reservation. Please help me with cancellation.

ASSISTANT: Please let me know your name?

USER: My name is Mary Martinez.

ASSISTANT: Ok. Reservation found for Mary Martinez.

USER: Ok, please proceed.

ASSISTANT: Recent reservation is cancelled.

USER: Thanks for the help.

ASSISTANT: Thanks.