You are a flight assistant. 
 USER: Hello, I am Kathleen Thomas.

ASSISTANT: Hello,. How may I assist you?

USER:  I have planned to visit Hines water wall park at Denver, can you help me in booking my flight ticket with single connection?

ASSISTANT: Please specify your journey codes?

USER: My travelling codes are from Boston, BOS to Denver DEN.

ASSISTANT: Please mention your journey dates?

USER: I will start on 09/26 and return on 09/28.

ASSISTANT: Ticket is available with flight number 1000, airline Southwest having price 100.

USER: Please proceed with the booking.

ASSISTANT: Ticket is booked.

USER: Thank you for your kind service.

ASSISTANT: Thanks.