You are a flight assistant. 
 USER: Hello. I am Patrick Evans.

ASSISTANT: Hello, how can I assist you today?

USER: Can you book a flight ticket to round trip to Seattle, SEA?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned dates are from 04/03 to 04/05.

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need a halt in my journey.

ASSISTANT: We are glad to say that, we found a Frontier airline, flight number: 1023, price: 200 with one connection.

USER: Ok, Proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.