You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I'm David Allen here.

ASSISTANT: Nice to meet you David.

USER: I just want to travel from CO-DEN to CO-DEN to meet my aunt in Denver.

ASSISTANT: Ok, hold on for a moment.

USER: Can you please help me to book a ticket?

ASSISTANT: Let me check the availability. Could you help me providing your journey dates?

USER: Sure, my preferable dates of journey is from 05/03 to 05/05.

ASSISTANT: I found a flight for you with single connection. Shall I proceed?

USER: Ok, may I know the details of this flight please?

ASSISTANT: Airline is Southwest with single connection and it costs you 100.

USER: Please book it for me. May I know the flight number please?

ASSISTANT: Your ticket has been confirmed with flight number 1025. Thank you for reaching us. Have a safe flight.

USER: Thank you.