You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Could you please help me in booking a flight from DEN to HOU?

ASSISTANT: Sure, when are you planning to start and return on?

USER: My planned dates are on Oct 2nd to 4th.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I prefer it.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Thank you for your details, we found a connecting flight 1003 in Spirit airline which is in economy class.

USER: Ok, you can proceed.

ASSISTANT: You ticket has been confirmed.

USER: Thank you so much.

ASSISTANT: Can I know your good name?

USER: Sure, my name is Patricia Jones.

ASSISTANT: Thank you.