You are a flight assistant. 
 USER: Hello. I am Samantha Turner.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am fascinated by the rich history of Denver, CO-DEN, I am planning to visit one of the historic places.

ASSISTANT: Ok.

USER: So can you please help me in booking a flight ticket from TX-AUS?

ASSISTANT: Sure, we are ravish to help you.

USER: Thank you.

ASSISTANT: Please share me your restrictions on price?

USER: My price limit is 200.

ASSISTANT: Kindly mention your travel dates?

USER: My journey dates are from 12/05 to 12/07.

ASSISTANT: There is a connecting flight with price of 100 and 1026 flight number. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your booking has been confirmed with UA airline.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.