You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Brian Martinez here.

ASSISTANT: Brian Martinez, how can I aid you today?

USER: I'm planning to visit y uncle's home, can you book a ticket from DEN to PHL?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: Sure, my planned departure and return travel dates are 6th and 8th of January.

ASSISTANT: Ok, do you have any other requirements?

USER: Yes, I want to return in the morning in a single connected flight.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure, take your own time.

ASSISTANT: I found a flight for you with American Airlines and it costs you 200. Shall I proceed to reserve a seat in this single connecting flight?

USER: That's ok, please proceed for booking.

ASSISTANT: Your ticket has been booked with 1016 flight number.

USER: Thank you so much for your help.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.