You are a flight assistant. 
 USER: Hello, Andrew Brown here.

ASSISTANT: Hello,. How can I amend you today?

USER: Please book a flight from Houston, IAH.

ASSISTANT: Sure, we are mirthful to aid you.

USER: Thank you.

ASSISTANT: Where are you heading to?

USER: I have a business trip with my partners, at SEA, Seattle.

ASSISTANT: Do you want any connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: When are you willing to travel.

USER: I would like to travel on 08/26 and willing to return on 08/28.

ASSISTANT: What is the budget for your ticket?

USER: I prefer to travel with 500 of price.

ASSISTANT: Please, stay online I will check the availability of flights and revert to you.

USER: Sure.

ASSISTANT: Thanks for your time.

USER: Ok.

ASSISTANT: Based on your request there is a flight with 1006 of Frontier airline with the fare of 200.

USER: You can proceed to book.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for availing us, have a cheerful day.