You are a flight assistant. 
 USER: Hello, I am Donald Scott.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a flight from DFW to IAD to meet my friend, can you please help me to book a flight with single connection?

ASSISTANT: May I know your budget for ticket?

USER: I can afford up to 200.

ASSISTANT: Kindly mention your assign journey dates?

USER: My journey dates are 05/03 to 05/05.

ASSISTANT: Ok, please hold a moment.

USER: Sure.

ASSISTANT: Thank you for your time, we have found a Frontier airline, flight number-1002 connections-1 and ticket fare is 100.

USER: Ok, book the ticket.

ASSISTANT: Sure, your dates has been reserved.

USER: Thanks for your service.

ASSISTANT: Thank you for your assistance.