You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Please book a flight ticket on my name Donald Jones, to reach Houston with a connecting flight?

ASSISTANT: Sure, can you please share your journey dates?

USER: Ok, I want to board from Seattle on 01/01 and return on 01/03.

ASSISTANT: May I know your airport codes please?

USER: Boarding point is WA - SEA and landing point is TX - IAH.

ASSISTANT: Do you have any specifications?

USER: I need a ticket within the fare 1000.

ASSISTANT: Please wait for a while.

USER: Sure, make it fast.

ASSISTANT: We found a flight in Frontier airlines, flight number is 1026 with one connection and price is 100.

USER: Everything's fine, you may now go on with booking.

ASSISTANT: Ok, your ticket has been booked.

USER:  Thanks for your kind help.

ASSISTANT: Thank you for choosing us.