You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I am Jeffery Miller, I would like to book a flight ticket from DEN to IAD.

ASSISTANT: Sure, please share me your trip dates.

USER: Sure, my travelling dates are Nov 5 and Nov 7.

ASSISTANT: Do you need any preferences?

USER: Yes, I need a break in between the journey.

ASSISTANT: Please stay online, I will search best flight for you and revert to you.

USER: Sure.

ASSISTANT: We found a Delta airline and 1017 is flight number with a fare of 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.