You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you for this moment?

USER: I am planning to travel from DEN to IAD.

ASSISTANT: Sure, could you please provide me with your preferable dates of journey?

USER: My date of travelling is on 12/20 to 12/22.

ASSISTANT: Ok, may I know your good name please?

USER: I am Nicole Nelson.

ASSISTANT: There is a flight with the connecting flight of fare 100 and the airline is naming as JetBlue, are you ok with this ticket booking?

USER: Proceed for booking.

ASSISTANT: Your ticket has been reserved with the flight number 1026.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a happy journey.