You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: This is Deborah green. Can you please cancel my recent reservation?

ASSISTANT: Sure Green. Please hold on for a moment.

USER: OK.

ASSISTANT: Thank you for waiting. Sorry, Unfortunately there is no reservation found under your name.

USER: Thank you for your respond.

ASSISTANT: Thank you for reaching us. Have a great day.