You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Pamela Jackson.

ASSISTANT: How may I aid you?

USER: I am planning to cancel my recent reservation, due to health issue. Can you please cancel my ticket?

ASSISTANT: Sure, I am here to help you. Please wait a moment.

USER: Sure.

ASSISTANT: Pamela, no reservation has been found on your name in our database.

USER: That's fine. Thank you for your help.

ASSISTANT: Thank you for reaching us.