You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Shirley Martinez here.

ASSISTANT: How may I aid you today?

USER: I am an Artist and I would like to visit Denver Art Museum, for observing the paintings there. So, Can you please book a flight ticket for me?

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

USER: I would like to fly on 02/13 and return on 02/15.

ASSISTANT: Ok, may I know your origin and destination airport codes for booking?

USER: My airport codes are from BOS and DEN.

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

USER: Ok, I will wait.

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

USER: That's matches with my requirements. Can you proceed for booking the ticket?

ASSISTANT: Ok, your ticket has been booked with flight number 1002.

USER: Thank you for helping me.

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