You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Richard Green.

ASSISTANT: How can I assist you at this moment?

USER: I am planning to visit Lady Bird Lake at Austin, could you please help me with booking a flight ticket from DEN to AUS?

ASSISTANT: Sure, I will help you with this. Could you please provide your journey dates?

USER: I would like to depart on Dec 22nd and return on Dec 24th.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a connecting flight in economy class.

ASSISTANT: Wait a moment please.

USER: Sure, take your time.

ASSISTANT: UA airlines is available on this route with a ticket fare of 200 and 1 stop over, shall I book your ticket?

USER: Yes, please confirm the booking.

ASSISTANT: Richard Green, your ticket is booked in flight number 1026.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you and have a safe journey.