You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: My name is Patricia Jones. Owing to emergency, I need to cancel my recent reservation. Please help me in that.

ASSISTANT: Sure Jones, please wait a moment.

USER: Sure.

ASSISTANT: I have cancelled your reservation successfully.

USER: Thanks for your help.

ASSISTANT: Thank you for approaching us.