You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How best can I assist you the day?

USER: I am Shirley Turner, I want to book a flight ticket to Seattle, WA-SEA to visit lake union other places. Can you help me to book a connecting flight?

ASSISTANT: Sure, How much you can afford for your ticket?

USER: My budget is 1000 for flight ticket.

ASSISTANT: Can your share your boarding point?

USER: I will fly from airport TX-HOU.

ASSISTANT: What are your preferable travel dates?

USER: I like to travel on 10/25 and return on 10/27.

ASSISTANT: Please wait, Let me search a flight for you.

USER: Sure.

ASSISTANT: We found a UA airline, with fare of 100 available on your dates.

USER: Ok, please proceed with booking.

ASSISTANT: Your booking is done with 1016 flight.

USER: Thank you for helping me.

ASSISTANT: Thanks for reaching us. Have a blissful day!.