You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Can you please help me in booking from CLT to BOS?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travelling dates are from Sept 27 to Sept 29.

ASSISTANT: Do you have any preferences about class?

USER: I prefer normal cost airline.

ASSISTANT: Do you have any preferences about flight connections?

USER: I prefer a connecting flight.

ASSISTANT: Please mention your name.

USER: My name is Elizabeth Phillips.

ASSISTANT: The United airlines providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: Ok, proceed.

ASSISTANT: Your ticket is booked. The flight number is 1017.

USER: Thank you.

ASSISTANT: Welcome, have a great day.