You are a flight assistant. 
 USER: Hello, I am Kevin Edwards.

ASSISTANT: Hello, how can I support you?

USER: I am planning to attend my friend birthday party in Denver, can you please help me to book a flight from HOU-DEN?

ASSISTANT: Sure, on what dates you would like me to book your ticket?

USER: My journey dates are from 08/22 to 08/24.

ASSISTANT: Ok, please wait for sometime.

USER: Sure.

ASSISTANT: Kevin Edwards, there is a flight with single connection in UA airline having price 200. Shall I proceed with the booking in 1021 flight?

USER: Ok, you can proceed.

ASSISTANT: Booking has been done successfully.

USER: Thanks for your help.

ASSISTANT: Thank you for consulting us.