You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Rebecca Jackson here. I want to book a ticket from SEA to IAH.

ASSISTANT: Ok, may I know your travelling dates?

USER: My preferable travelling dates are from 10/16 to 10/18.

ASSISTANT: Ok, here is a flight with 1 connection and 1003 as flight number. Shall I proceed?

USER: Ok, you can proceed with this booking.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you for your help in booking my flight ticket.

ASSISTANT: Thank you for reaching us.