You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I amend you today?

USER: I need you to book a flight ticket from Washington, DC - IAD. Can you help me with booking?

ASSISTANT: Sure, may I know your name please?

USER: Brandon Lewis is my name.

ASSISTANT: Ok, please specify you journey dates.

USER: 02/13 and 02/15 are my travelling dates.

ASSISTANT: Ok, mention your landing point.

USER: Minneapolis, MN - MSP is my landing airport code.

ASSISTANT: Ok, do you need any other specifications?

USER: Yes, I need connecting flight. 500 is my budget.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, we found a connecting flight with price of 100 and the flight number is 1009.

USER: Please proceed for booking.

ASSISTANT: Ok, your ticket has been confirmed in Frontier airlines.

USER: Thanks for booking my ticket.

ASSISTANT: Your welcome. Thank you for approaching us.