You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Catherine Perez.

ASSISTANT: How may I assist you today?

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

ASSISTANT: Sure, I am oblige to help you. Can you please provide your preferable dates of travelling?

USER: My travelling dates are 07/22 to 07/24.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Sure.

ASSISTANT: Based on your information, I have found flight with 1 connection with the fare of 100. Is it ok for you?

USER: You can book it.

ASSISTANT: Ok, your ticket has been booked in flight number 1003.

USER: Thank you for helping.

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