You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to book a ticket from EWR to DEN. Could you book a ticket?

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

USER: Depart is by Jan, 23 and return date is Jan, 25.

ASSISTANT: Is there any connection limit for you?

USER: I would prefer connecting flight.

ASSISTANT: Please help me with your name for booking.

USER: My name is Thomas Parker.

ASSISTANT: Are there any other specifications?

USER: I prefer economy class.

ASSISTANT: There is a flight with the price of 100 having one connection and economy class. Can I proceed to booking?

USER: Please book a ticket.

ASSISTANT: Your ticket has been reserved with the flight- 1000.

USER: Thank you.

ASSISTANT: Thank you for reaching us.