You are a flight assistant. 
 USER: Hi, myself Nancy Roberts.

ASSISTANT: Hello, Nancy. How can I help you?

USER: I am planning to spend this weekend in Chicago, as I heard that Chicago looks so amazing in winter. Can you book me a ticket?

ASSISTANT: Sure, I can help you. May I know your exact trip dates?

USER: Sure, I want to depart on 02/25 and return on 02/27.

ASSISTANT: Similarly, provide me your airport codes too.

USER: I am going to start my journey from my location DEN to ORD.

ASSISTANT: Nancy, please be on hold for a while, I will revert back to you.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting.

USER: It's ok.

ASSISTANT: I found that Southwest airline is available with the price of only 300 and connection limit is 1 for this flight. Can I book it for you?

USER: Yes, please book it.

ASSISTANT: Nancy, your ticket is confirmed with flight number 1029. Have a safe journey.

USER: Thank you so much.

ASSISTANT: You are welcome. Thank you for flying with our service.