You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me to book a flight from LAS to DEN?

ASSISTANT: Sure, can you share your trip dates?

USER: My planned dates are on Feb 24th to 26th.

ASSISTANT: Do you have any connection limit?

USER: Yes, I prefer it.

ASSISTANT: Is there any class preference?

USER: I am fine with any class.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: Sure, my name is Andrew Williams.

ASSISTANT: We found a connecting flight of fare 200 with airline Spirit and number 1028. Can I book?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.