You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Cynthia Taylor.

ASSISTANT: How can I help you right now?

USER: I have reserved a ticket earlier to enjoy my holidays  with my friends but suddenly my trip got cancelled. So please help me with cancelling my reservation.

ASSISTANT: Sure, I will help you with that one.

USER: Thank you.

ASSISTANT: Please give me a moment to check it.

USER: Sure,  I will wait for your response.

ASSISTANT: There is no reservation obtained based on my search in my portal to cancel the ticket.

USER: It's ok fine. I will check my mail once again about confirmation of my ticket. Anyway, thank you for your valuable time.

ASSISTANT: You are most welcome and have a nice day, thank you for consulting us.

USER: Most welcome.