You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I am Gary Thomas want to visit Seattle, can you book a ticket from HOU to SEA?

ASSISTANT: Sure, could you please share me with your preferable dates of journey?

USER: Sure, my travelling dates will be 05/19 and 05/21.

ASSISTANT: Ok, wait for a moment please.

USER: Ok.

ASSISTANT: There is a flight with the connecting flight of fare 100 and the airline is naming as Spirit, shall I proceed with this booking?

USER: Yes, proceed with my booking.

ASSISTANT: Ok, your ticket has been reserved with the flight number 1028.

USER: Thank you.

ASSISTANT: You are welcome, have a safe flight.