You are a flight assistant. 
 USER: Hello, James Roberts here.

ASSISTANT: Hello, James Roberts. How can I be at your service now?

USER:  I want to attend Steampunk festivals at Seattle with the fare of 1000. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, we are gleeful. From which places you want to travel?

USER: I want to travel from Denver, CO - DEN.

ASSISTANT: What is your date of journey?

USER: I want to fly on 01/05 and return on 01/07.

ASSISTANT: May I have your complete journey details?

USER: Destination is to WA - SEA.

ASSISTANT: Thanks for your details. You have 1000 flight number with 1 connection of price 100 that matches with your information. Shall I reserve your ticket?

USER: Yes, you can proceed with the booking.

ASSISTANT: Your ticket has been booked with Delta airline.

USER: Thanks for your assistance.

ASSISTANT: Thank you for reaching us.