You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Paul Hernandez.

ASSISTANT: How may I aid you today?

USER: Can you help me in booking from DFW to EWR?

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: My travelling dates are 06/19 to 06/21.

ASSISTANT: Ok, please wait a moment to check the flights.

USER: Sure.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 200. Is it ok for you?

USER: You can reserve it.

ASSISTANT: Sure, I have booked your ticket in flight number 1007.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a great day.