You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Christine Thomas. Owing to an emergency, I want to cancel my recent reservation.

ASSISTANT: Sure, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for being patient, we found a reservation on your name and it is cancelled successfully.

USER: Thank you.

ASSISTANT: Thank you for contacting us.