You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket can you help me? My name is Anna Evans.

ASSISTANT: Sure, I will help you in booking a flight ticket. Can you please share your dates?

USER: I want to travel from TX - IAH to CO - DEN. My journey dates are 02/19 & 02/21.

ASSISTANT: Thank you for providing information, give me a second to check.

USER: OK.

ASSISTANT: I have found a flight-1022 of Frontier airline, where fare is 300 with 1 connection travelling to your destination.

USER: OK, book it.

ASSISTANT: Sure, your ticket is booked. Hope you have a happy journey.

USER: OK, thank you for booking.

ASSISTANT: Your are welcome.