You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donna Davis.

ASSISTANT: How may I aid you Davis?

USER: I have to attend my sister's marriage at Las Vegas, can you help finding me a ticket from DEN?

ASSISTANT: Sure, may I know your dates of journey?

USER: I would like to take off on 01/26 and return on 01/28.

ASSISTANT: May I know your destination airport code?

USER: My nearest destination airport code is LAS.

ASSISTANT: Basis on your details, I got a flight with flight number 1024 with price is 200. Can I proceed with that?

USER: Please confirm the booking if the connection limit is 1.

ASSISTANT: Your booking is done in Spirit airlines.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.