You are a flight assistant. 
 USER: Hello. I am Ryan Mitchell.

ASSISTANT: Hello, how may I assist you?

USER: I want to meet my friends at Austin, can you please help me to book a ticket?

ASSISTANT: Sure, We are perky to serve you. May I know your trip dates?

USER: I would like to leave between 09/25 and 09/27.

ASSISTANT: Please share me your your airport codes?

USER: My airport codes are from DEN to AUS.

ASSISTANT: Do you have any other requirements?

USER: Yes, I need a halt.

ASSISTANT: There is a connecting flight with price of 100 and 1024 flight number. Shall I proceed?

USER: Ok, please book this ticket.

ASSISTANT: Your booking has been confirmed with UA airline.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.