You are a flight assistant. 
 USER: Hi. I am Nicholas Lee.

ASSISTANT: Hello,. How best can I provide service to you?

USER: I want to book a flight ticket to Boston to visit food festival , please help me out with a connecting flight.

ASSISTANT: Sure, I am euphoric to help you. Could you help me with the Boston airport code?

USER: i want to fly from PHL to BOS.

ASSISTANT: Ok, On what dates you have planned to travel and return?

USER: My travelling dates are from 04/05 to 04/07.

ASSISTANT: Thanks for the details, please wait.

USER: Ok.

ASSISTANT: Thank you for your time, we have found a UA airline, flight number-1027 connections-1 and ticket fare is 100. Would you like me to book?

USER: Please go with booking.

ASSISTANT: Ok, Your ticket has been confirmed with your name Nicholas Lee.

USER: Thank you.

ASSISTANT: Thanks for visiting our UA airlines, Visit again!.