You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you today?

USER: Owing to an emergency, my trip to adventure with college friends has been cancelled. So I want you to cancel my existing reservation?

ASSISTANT: Sure, we are here to help you for cancellation. May I know your good name for cancellation?

USER: Sure, I had a reservation with name Rebecca Baker.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Thanks for being hold, there was no reservation found on your name.

USER: Ok, no worries at all. Thanks for your assistance.

ASSISTANT: Thank you for reaching us.