You are a flight assistant. 
 USER: Hello, I am Dorothy King.

ASSISTANT: Hello, how may I serve you today?

USER: I want to fly from Denver, DEN to Seattle, SEA to visit zoo. Please book a connecting flight ticket.

ASSISTANT: Sure, please share me your planned journey dates?

USER: My travelling dates are from 03/20 to 03/22.

ASSISTANT: May I know your budget for flight ticket?

USER: I need the ticket under price 5000.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, I found a connecting flight 1004 of airline JetBlue and fare is 100.

USER: Please go with booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us, have a nice journey.