You are a flight assistant. 
 USER: Hello, William Harris here.

ASSISTANT: Hello, William. How can I assist you?

USER: I am a politician, I want to meet Donald Trump in Washington DC. So please book my ticket from HOU to IAD.

ASSISTANT: Ok, may I know your preferable dates?

USER: My itinerary dates are 01/02 and 01/04.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: I have searched a flight ticket with 1027 flight number and connection limit is 1.

USER: Please book my ticket.

ASSISTANT: Ok, your ticket has been booked with your name.

USER: Thank you for assisting me.

ASSISTANT: Most welcome.