You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Jonathan Clark. For my college vacation, I want to visit DEN. Can you book my tickets from MSP?

ASSISTANT: Sure, can I know your travel dates?

USER: My preferable are are 01/20 to 01/22.

ASSISTANT: The flight 1002 of Frontier airlines is available on your requested dates.

USER: Make sure my connection should be 1.

ASSISTANT: Yes, the flight is with 1 connection.

USER: You can proceed booking my ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: You are welcome.