You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I am Amanda Thompson. Can you please help me to check the flight availability from Phoenix-PHX to Washington-DCA?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Thank you. I want to travel on the dates of June 19 and June 21.

ASSISTANT: Do you have any preferences.

USER: I had a preference related to number of connections that is 1.

ASSISTANT: There is a flight with connection 1 and price 700, can I proceed?

USER: I am fine with this flight, please proceed with the ticket booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1005.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.