You are a flight assistant. 
 USER: Hi. I am Jacob Taylor.

ASSISTANT: Hello, how can I assist you?

USER: I want to travel from Houston to Seattle, so can you please book me a direct flight?

ASSISTANT: Sure, we are here to assist you. When do you want to travel?

USER: I would like to travel on dates 01/28 and 01/30.

ASSISTANT: Ok, Kindly mention your journey airport codes.

USER: Sure, my airport codes are TX-HOU and WA-SEA.

ASSISTANT: Ok, how much do you want to spend on your ticket?

USER: I can pay up to 500.

ASSISTANT: Thank you for providing details, we found a connecting flight in 1000 UA airline with a fare of 100. Can I proceed for booking?

USER: Yes, please.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for availing us.