You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

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

ASSISTANT: Sure, can you please let me know your trip dates?

USER: My travelling dates are on Sept 03 and Sept 05.

ASSISTANT: Do you have any connection limit preference?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Could you help me with your name please?

USER: My name is Kenneth Garcia.

ASSISTANT: United Airlines is having a single stopover with 1003 flight number and airfare is 100. Shall I proceed with this flight?

USER: You can proceed.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.