You are a flight assistant. 
 USER: Hi, I am Brian Perez.

ASSISTANT: Hello, how can I help you now?

USER: Please aid me in booking a ticket from New York, NY-LGA to reach Washington, DC-IAD.

ASSISTANT: Sure, I would be happy to aid you. Please notify me your travelling dates.

USER: My travelling dates are from 02/17 to 02/19.

ASSISTANT: Do you need any other specifications?

USER: Price should not exceed the limit of 1000. I want a single connection.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: There is a flight found in Delta airline of flight number 1008 and fare is 100.

USER: Please book my ticket.

ASSISTANT: Sure, your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thanks for consulting us, have a great journey.