You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Pamela Adams.

ASSISTANT: How may I help you?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Yes, please I will help you with flight ticket cancellation. Please wait for a moment.

USER: Ok, take your time.

ASSISTANT: I have searched online but I could not find your flight reservation to cancel it.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: Thank you.