You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to visit Phoenix, can you please book me a ticket from DCA to PHX?

ASSISTANT: Ok, may I know your travelling dates?

USER: My preferable journey dates are from 11/01 to 11/03.

ASSISTANT: Ok, here is a flight ticket with 1 connection and 1003 as flight number.

USER: Please book the ticket with my name Justin Thomas.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you for booking my ticket.

ASSISTANT: Most welcome.