You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What can I help you with?

USER: I want to travel from DCA to PHX to attend my business meeting. Will you please help me in booking my ticket?

ASSISTANT: Sure, could you tell me travelling dates?

USER: The travel dates are from 02/15 to 02/17.

ASSISTANT: Ok, give me a moment.

USER: Connection limit should be 1.

ASSISTANT: I have found a flight for you with a price of 100. Can I book the ticket on your name?

USER: My name is Andrew Taylor.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your help.

ASSISTANT: The flight number is 1022 of UA airlines. You are welcome.