You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Daniel Nelson.

ASSISTANT: How can I aid you today?

USER: I want to travel from JFK to DEN. Can you book a flight ticket for me?

ASSISTANT: Sure, I am happy to aid you with that. Can you please mention your preferable travel dates?

USER: I want to fly in the flight on 11/18 and 11/20.

ASSISTANT: Please give me a moment, I will check flight availability in this route.

USER: Ok, take your own time.

ASSISTANT: Based on your information, I have found a flight with 0 connection with the fare of 100 provided by Delta airlines. Shall I proceed with this?

USER: Proceed to booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1018.

USER: Thank you for your help.

ASSISTANT: You are welcome Daniel Nelson.