You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Patricia Thomas here.

ASSISTANT: How can I help you at this moment?

USER: Owing to an emergency, I have request you to cancel my reservation. Can you please help me out with cancelling of my reservation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please hold on a moment, I will check your reservation status.

USER: Sure, take your time.

ASSISTANT: There is no previous reservation available in your name.

USER: Oh! I think the ticket was not booked properly while I am booking. Anyway, thank you for the information.

ASSISTANT: Thank you for choosing us, have a nice day.

USER: Welcome.