You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you with today?

USER: Actually I don't have leaves on the dates that I have booked a ticket already. So, can you please cancel my recent reservation.

ASSISTANT: Sure, I can help you with that. May I know your name to proceed further?

USER: Sure, my name is Jonathan Jackson.

ASSISTANT: Thank you for providing. Give me a moment to check the details.

USER: OK, take your time.

ASSISTANT: Meanwhile, how was your day going so far?

USER: It was fine.

ASSISTANT: Good to hear that. Jonathan, I have checked and see that there is no reservation found under your name.

USER: It's OK, thank you for the information.

ASSISTANT: You're welcome.

USER: Very nice to chat with you.